Moss Man Herbal Encyclopedia

Seed · Plant profile

Achiote

Bixa orellana

Meet the plant: Achiote, also called annatto, is a tropical shrub or small tree. Its seeds are the familiar culinary material; their outer coloring gives annatto its characteristic orange-red appearance.
Plant story: Names such as onoto, bija and achiote reflect its place across tropical American food traditions. The seed is valued for both color and flavor, so its role in a dish can be quite different from that of a leafy seasoning.
What to notice: Separate whole seed, ground seed and a blended achiote paste in your notebook. A paste may contain other seasonings, salt or acids; it is a recipe rather than a single plant part. Look for Bixa orellana when comparing labels.
Before you use it: Choose food-grade seed products for cooking and check the ingredients of prepared pastes.

Pepper · Plant profile

African Bird Pepper

Capsicum species; confirm the cultivar and species

Meet the plant: African bird pepper is a name used for small, hot Capsicum peppers. The fruit is the culinary ingredient. Names such as bird pepper, chili and cayenne overlap in commerce without always identifying the same species.
Plant story: Capsicum frutescens, one plant sold under hot-pepper names, produces small fruits that mature from green to red. Capsicum annuum also includes hot culinary peppers. Their shared heat does not erase differences in fruit shape, aroma or botanical identity.
What to notice: Study fruit, powder and an oil-based preparation as three separate forms. Record the source and strength rather than assuming every red pepper powder is equivalent. Heat is a sensory property, not a measure of a product’s overall value.
Before you use it: Handle hot peppers carefully; keep hands away from eyes and wash utensils after use.

Flower · Plant profile

Arnica

Arnica montana

Meet the plant: Arnica is a flowering perennial in the daisy family. The flower heads are the material covered by the European Medicines Agency’s arnica-flower assessment.
Plant story: Arnica has a place in European external-care traditions. The EMA describes certain skin preparations as traditional herbal medicines for bruises, sprains and localized muscle discomfort. That classification concerns particular preparations and their history of use.
What to notice: Notice the difference between a flower extract in a topical cream and a homeopathic product bearing the same common name. Their ingredients and concentrations can be very different. A botanical profile starts with the actual material, rather than the name on the front of a package.
Before you use it: Use arnica only as directed for external use; avoid broken skin and stop if a rash develops.

University of Minnesota Extension / Read the reference ↗

Leaf · Plant profile

Basil / sweet basil

Ocimum basilicum

Meet the plant: Sweet basil is an aromatic culinary herb in the mint family. Its leaves are used fresh or dried; green and purple cultivars offer different colors and scents.
Plant story: Basil brings a recognizable aroma to herb gardens and food traditions. University of Minnesota Extension describes common sweet basil as an easy garden herb whose leaf production changes once it flowers and sets seed.
What to notice: Observe a leaf’s shape and scent, then compare fresh and dried culinary basil. Record the cultivar when known: lemon-scented, purple and sweet basil are not identical flavor experiences. In a garden, following the transition from leafy growth to flowers teaches how harvest timing shapes an ingredient.
Before you use it: Use identified culinary basil for food. An essential oil is a concentrated preparation and is not a spoon-for-spoon substitute for leaves.

Oil-palm botanical research / Read the reference ↗

Oil · Plant profile

Batana Oil

Elaeis oleifera — confirm the oil’s source and processing

Meet the plant: Batana is associated with oil from the American oil palm, Elaeis oleifera. An oil is a processed plant material: its source, extraction and any added ingredients matter as much as its common name.
Plant story: American and African oil palms are distinct species. Botanical and oil-palm research identifies Elaeis oleifera separately from Elaeis guineensis; the familiar word “palm” alone does not identify the material in a hair or skin product.
What to notice: Read an oil label for the botanical ingredient, whether it is a blend, and the intended use. Texture, color and scent may vary with processing, so appearance alone cannot establish purity. Keep hair-conditioning or skin-care observations separate from claims about changing hair growth.
Before you use it: For a cosmetic oil, try a small skin area first and follow its external-use directions.

Publisher / Batana naming and origin ↗

Leaf · Plant profile

Bay leaf

Laurus nobilis

Meet the plant: Culinary bay comes from an evergreen Mediterranean shrub or tree in the laurel family. The leathery leaf is the seasoning, used for its aroma rather than as a leafy vegetable.
Plant story: The word laurel appears in many plant names. True culinary bay, Laurus nobilis, is distinct from plants such as mountain laurel. Learning the botanical name helps connect a kitchen ingredient to the correct tree.
What to notice: Compare a whole dried bay leaf with a ground seasoning. Whole leaves allow the cook to infuse a dish and remove the leaf; powder remains in the food. Note the leaf’s firm texture and how the ingredient is labeled, rather than identifying a wild tree by scent alone.
Before you use it: Remove whole bay leaves before serving. Use food-grade culinary bay rather than leaves from an unidentified ornamental “laurel.”

Herb · Plant profile

Bayberry

Myrica / Morella species; species varies

Meet the plant: Bayberry refers to several shrubs and small trees in the bayberry family. Southern wax myrtle and northern bayberry are examples; bark, leaves and fruit wax are different materials.
Plant story: Bayberry’s story includes candle and soap making as well as regional herbal traditions. The waxy coating on the fruits helped give the plant its candleberry name. Birds also make use of the fruits, connecting its cultural story with its ecology.
What to notice: Do not confuse bayberry with culinary bay leaf. Compare their families and parts in your notebook: bayberry fruit wax is not bark, and neither is a kitchen bay leaf. A species name is especially useful when a reference describes only one regional bayberry.
Before you use it: Candle wax and ornamental plant material are not food ingredients. Confirm species, part and intended use on a prepared product.

Seaweed · Plant profile

Bladderwrack

Fucus vesiculosus

Meet the plant: A brown seaweed; herbal preparations use the thallus, its main body.
Plant story: Bladderwrack connects the sea-vegetable tradition with the study of naturally occurring iodine.
Before you use it: Iodine content matters, particularly with thyroid conditions or thyroid medicines. Check the exact preparation and iodine information.

Herb · Plant profile

Blue Vervain

Verbena hastata

Meet the plant: Blue vervain is a North American perennial with toothed, opposite leaves and slender spikes of blue-purple flowers. Herbal materials generally come from the above-ground plant.
Plant story: It grows in moist places such as meadows, stream margins and marshy ground. Its branching flower spikes open gradually from lower to upper flowers, providing a long season of interest for pollinators.
What to notice: Compare blue vervain with other Verbena species rather than treating every garden verbena as the same herb. Its habitat, upright growth and flower arrangement make a useful botanical study. A plant notebook can include a drawing of the branching spikes and a separate note about its place in regional herbal traditions.
Before you use it: Blue vervain can interact with blood-pressure medicines and hormone therapy; concentrated preparations need individual review.

Herb · Plant profile

Bugleweed

Lycopus species, including Lycopus virginicus

Meet the plant: Herbal bugleweed commonly refers to Lycopus, a group in the mint family. Lycopus virginicus is a perennial native to central and eastern parts of the United States.
Plant story: The name offers a useful lesson in common-name overlap: ornamental Ajuga reptans is also called bugleweed, but belongs to a different genus. A garden-center label and an herbal reference may therefore be describing different plants.
What to notice: Start a comparison page with Lycopus on one side and Ajuga on the other. Record the scientific name, leaf arrangement and flowers from a botanical reference. For a dried herbal ingredient, keep the species and plant part together; a common name alone cannot resolve the distinction.
Before you use it: Do not substitute ornamental bugleweed for a labeled Lycopus preparation or use it to self-manage thyroid treatment.

MSK / Read the reference ↗

Root · Plant profile

Burdock

Arctium lappa

Meet the plant: A root used as food and in herbal preparations.
Plant story: Known as gobo in food traditions; root and fruit appear in different herbal traditions.
Before you use it: Burdock can cause allergic reactions, especially in people sensitive to related plants. Avoid during pregnancy.

Primary capadulla research / Read the reference ↗

Woody stem · Plant profile

Capadulla

Doliocarpus dentatus; verify regional material

Meet the plant: Capadulla, also written kapadula or kabuduli, is associated in Guyanese botanical literature with Doliocarpus dentatus, a woody climbing plant in the Dilleniaceae family. Stems are a material discussed in research.
Plant story: The plant links the flora of the Guianas with regional herbal traditions. A recent chemical-profiling study examined compounds in capadulla samples using mass spectrometry. This type of work describes chemical composition rather than an effect in people.
What to notice: Ask which species and part a reference examined. Red and white descriptions in trade can describe the wood’s appearance; they do not by themselves establish separate botanical species. Compare a woody climbing stem with an underground root to strengthen your understanding of plant parts.
Before you use it: Match a prepared ingredient to a documented species and intended use; this profile supplies no home dose.

UNAM Botanical Garden / Read the reference ↗

Herb · Plant profile

Cardo Santo

A regional name shared by several distinct plants

Meet the plant: Cardo santo means “holy thistle,” but its botanical meaning changes by region. Mexican sources apply it to Cirsium species and also to other plants; English-language blessed-thistle references may describe Centaurea benedicta instead.
Plant story: UNAM’s botanical garden documents Cirsium ehrenbergii as cardo de monte or cardo santo, a robust, spiny plant in the daisy family. Other Mexican records connect the same common name with Argemone mexicana, which is in the poppy family.
What to notice: Make this a common-name comparison exercise: write the region, Latin name, family and plant part alongside each reference. The translations “holy thistle” and “blessed thistle” cannot establish that two ingredients are identical.
Before you use it: Do not prepare or substitute a plant based on “cardo santo” alone. A supplier’s botanical identification is essential.

UNAM / Regional plant names ↗

Bark · Plant profile

Cascara Sagrada

Frangula purshiana; also called Rhamnus purshiana

Meet the plant: Cascara sagrada is a bark ingredient from a western North American tree. The EMA’s cascara assessment uses the botanical name Rhamnus purshiana and specifically concerns the bark.
Plant story: Its herbal history centers on bowel preparations. Cascara is a stimulant laxative, which makes it a useful example of why a plant’s role should be described precisely rather than with a broad term such as everyday cleansing.
What to notice: Bark, wood and leaf are separate tissues. In a botanical notebook, identify which material a preparation contains and whether a reference describes a finished medicine or raw plant material. Cascara also illustrates how a plant can appear under different scientific names in botanical and medicinal references.
Before you use it: It is for short-term use under product guidance, not a daily wellness tea; prolonged use can disturb fluid and electrolyte balance.

Flower · Plant profile

Chamomile

Matricaria recutita

Meet the plant: German chamomile; distinguish it from Roman chamomile.
Plant story: Appears in ancient medical writings and is widely used in teas.
Research notes: NCCIH finds insufficient reliable evidence to rate usefulness for many promoted conditions. Blends make the role of chamomile difficult to isolate.
Before you use it: Allergic reactions can occur, especially with allergies to related plants. Medicine interactions have been reported; pregnancy and breastfeeding safety data are limited.

NIDDK / Read the reference ↗

Herb · Plant profile

Chaparral

Larrea tridentata

Meet the plant: A shrub represented in Southwestern botanical traditions.
Plant story: Its place in a historical collection can be studied separately from instructions for use.
Before you use it: Chaparral has been linked to liver injury. This entry does not provide a home preparation or dose.

Flower bud · Plant profile

Cloves

Syzygium aromaticum

Meet the plant: Cloves are dried, unopened flower buds from an evergreen tree in the myrtle family. The familiar narrow stalk and rounded head preserve the shape of a developing flower.
Plant story: The clove tree is native to Maluku, the Indonesian island region associated with the historical spice trade. It is now grown in other tropical areas. A tiny flower bud can carry a strong aroma, making cloves a vivid example of how different plant parts become spices.
What to notice: Compare a whole clove, ground culinary cloves and clove essential oil on ingredient labels. They are different preparations. Sketching the bud is a useful way to remember that this spice is neither a seed nor a piece of bark.
Before you use it: Use food-grade cloves in cooking. Concentrated clove oil can irritate tissues and should not be used as a homemade dental treatment.

Root · Plant profile

Cocolmeca

Smilax species; regional identity varies

Meet the plant: Cocolmeca is a regional name used for underground materials from several Smilax species. Mexican botanical records include Smilax cordifolia and Smilax spinosa among plants carrying this name.
Plant story: Names such as cocolmeca, raíz de China and zarzaparrilla overlap in local usage. This reflects a living naming tradition, but it means the common name does not guarantee one species or make every sarsaparilla material identical.
What to notice: Learn the distinction between a root and a rhizome: the latter is an underground stem. Record the actual harvested structure when the supplier or botanical reference identifies it. Compare Latin names across sources before combining their descriptions into one profile.
Before you use it: Keep the verified species, part and source with any ingredient record. Do not substitute unidentified roots sold under a similar regional name.

Oil · Plant profile

Coconut Oil

Cocos nucifera

Meet the plant: Coconut oil comes from the coconut’s solid seed tissue. Coconut water, milk, fibrous husk and oil are different materials from the same palm, each with its own composition and uses.
Plant story: The coconut palm has a long relationship with tropical food, household materials and personal care. Kew records copra, coir, coconut water and seed oil as distinct commodities, showing how many useful materials one fruit can provide.
What to notice: Compare a virgin or unrefined culinary oil with a refined oil and a cosmetic blend. Processing can change scent and texture; added fragrance or other oils change the ingredient list. In your notebook, trace the oil back to the seed tissue rather than calling it simply “coconut.”
Before you use it: Use food-grade oil for cooking and cosmetic products according to their labels. Keep containers dry and clean.

National Cancer Institute / Read the reference ↗

Herb · Plant profile

Contribo

Common name associated with Aristolochia species

Meet the plant: Contribo is an herbal trade name associated with birthwort plants in the genus Aristolochia. A common name on its own does not establish the species or the composition of a particular material.
Plant story: This entry belongs in a botanical library because understanding a traditional name also means understanding its identity. Aristolochia plants have appeared in older herbal traditions, while modern safety research has identified serious concerns about aristolochic acids.
What to notice: Use the entry to practice tracing a trade name to a botanical identification and a reliable reference. Do not transfer a historical use into a preparation recipe. A plant’s place in a source collection is part of its story, rather than a recommendation to consume it.
Before you use it: Do not ingest Aristolochia. Aristolochic acids can cause severe kidney damage and urinary-tract cancers.

Culinary herb · Plant profile

Coriander / cilantro

Coriandrum sativum

Meet the plant: Cilantro and coriander come from the same annual plant. In common culinary usage, cilantro refers to the leafy material and coriander to the mature dried fruits commonly called seeds.
Plant story: The plant grows well in cooler seasons and flowers readily as conditions warm. Its leafy stage and fruiting stage produce very different kitchen ingredients, making it an excellent plant-parts lesson.
What to notice: Compare the leaf’s fresh aroma with the warm scent of a dried coriander fruit. Record which part a recipe requests rather than swapping them automatically. In a garden, watch the change from broad lower leaves to finer upper growth and umbrella-like flower clusters. The entire life cycle helps explain the two familiar names.
Before you use it: Use identified culinary ingredients and check spice blends for other ingredients or allergens.

UNAM / Primary population research / Read the reference ↗

Bark · Plant profile

Cuachalalate

Amphipterygium adstringens

Meet the plant: Cuachalalate is a Mexican tree whose bark has an important place in regional herbal traditions. It is associated with seasonally dry tropical forest rather than a temperate kitchen-herb garden.
Plant story: Mexican researchers have studied its wild populations because bark harvesting connects human use with the survival of the tree. Removing bark is different from picking a few leaves: bark includes living tissues important to the plant.
What to notice: Learn the difference between bark and heartwood, then consider what responsible sourcing means for each. A useful ingredient record includes the scientific name, harvested part and source region. This plant’s story is also a lesson in conservation: maintaining a tradition depends on maintaining the plants and habitats that support it.
Before you use it: Choose documented, responsibly sourced bark; avoid stripping bark from wild trees.

Herb · Plant profile

Damiana

Turnera diffusa

Meet the plant: Damiana is a small shrub with small, toothed leaves. Kew places Turnera diffusa in the passionflower family and records its range across parts of the Americas and Caribbean.
Plant story: The leafy material has a place in regional herbal and beverage traditions. The plant is associated with seasonally dry tropical habitats, a useful contrast with wetland herbs such as blue vervain.
What to notice: Follow the botanical name through a reference: older writing may use Turnera aphrodisiaca, a name now treated within the synonymy of Turnera diffusa. Learning synonyms helps you recognize the same botanical identity across generations of writing. Keep that naming history separate from claims suggested by the older name.
Before you use it: Use a clearly identified preparation according to its label; the traditional reputation of a name does not establish a dose or suitability during pregnancy.

Herb · Plant profile

Dandelion

Taraxacum officinale

Meet the plant: Leaves and roots are distinct plant materials.
Plant story: Used as a food and in traditional approaches to health.
Research notes: Research in people is very limited. Traditional use does not establish the benefits of a dandelion product.
Before you use it: Food amounts and concentrated preparations are different exposures. Allergies and possible medicine interactions deserve attention.

Culinary herb · Plant profile

Dill

Anethum graveolens

Meet the plant: Dill is an aromatic annual with finely divided leaves and umbrella-like flower clusters. Both leafy dill and dried dill fruits, commonly called seeds, are culinary ingredients.
Plant story: Its long kitchen history includes fresh herb dishes and pickling. The plant also offers an easy way to observe a herb’s full life cycle: soft green growth gives way to flowers and then the dry fruiting heads.
What to notice: Compare dill weed and dill seed by their appearance and aroma. One is leaf material; the other comes from the mature flower head. Record the part and whether it is fresh or dried. Leaving some plants to flower in a garden also lets you observe visiting insects and the development of the next generation’s seed.
Before you use it: Choose food-grade dill and keep dried herbs protected from moisture.

AlgaeBase / Read the reference ↗

Seaweed · Plant profile

Dulse

Palmaria palmata

Meet the plant: Dulse is a red seaweed with flattened, branching blades. Palmaria palmata is the botanical identity associated with Atlantic dulse; older references may call it Rhodymenia palmata.
Plant story: Names such as dillisk and dilleasc connect it with coastal food traditions in Ireland and neighboring regions. Its blade-like body is a thallus: seaweeds do not have the same true roots, stems and leaves as land plants.
What to notice: Compare a dried blade with flakes or powder. Note the species, harvest region and any added seasonings. Dulse, nori, kelp and sea moss belong to different botanical groups and should each have their own notebook page, even when they share a place in a sea-vegetable pantry.
Before you use it: Buy food-grade seaweed with clear sourcing; check iodine information if you manage a thyroid condition.

Herb · Plant profile

Elderberry

Sambucus nigra

Meet the plant: Prepared berry products; distinguish raw berries and other plant parts.
Plant story: Used in folk approaches to colds and flu.
Research notes: Human research is limited. Preliminary findings do not justify broad prevention or cure claims.
Before you use it: Raw or unripe berries and other parts of the plant contain cyanide-producing substances that can cause serious illness. Do not use this entry as a home-preparation recipe.

Bark · Plant profile

Encino

Quercus species — oak

Meet the plant: Encino is a Spanish common name for oaks, rather than one species. An ingredient called encino bark therefore needs a Quercus species name before a particular botanical description can be assigned to it.
Plant story: Oaks are a diverse group of trees and shrubs. Their acorns, leaves and bark tell different stories, and regional names may distinguish species in ways that disappear when a product label uses only “oak.”
What to notice: Make a comparison page for leaf, acorn and bark. Bark is protective outer tissue and living inner tissue, not the same thing as wood. For an herbal record, note species, plant part and origin together. This keeps descriptions of one oak from being casually applied to all the others.
Before you use it: Do not use ornamental bark, wood treatments or unidentified wild bark as herbal material.

UNAM Botanical Garden / Read the reference ↗

Herb · Plant profile

Estafiate

Artemisia ludoviciana, including subsp. mexicana

Meet the plant: Estafiate is associated in Mexican botanical sources with Artemisia ludoviciana and its Mexican subspecies. It is a leafy herb in the daisy family, known for pale or grayish foliage.
Plant story: Names including iztauhyatl and estafiate connect the plant with Mexican botanical history. UNAM’s botanical garden records it separately from other Artemisia species; the shared genus does not make it identical to wormwood, tarragon or every plant called sagebrush.
What to notice: Compare the botanical name and leaf surfaces in reference photographs. Regional synonyms are useful search terms, while the scientific identity keeps the record anchored. A dried leafy herb, a concentrated extract and an essential oil should be recorded as different preparations.
Before you use it: Avoid assuming concentrated Artemisia preparations are interchangeable; review pregnancy suitability and the exact ingredients before use.

Leaf · Plant profile

Eucalyptus

Eucalyptus globulus; other Eucalyptus species exist

Meet the plant: Eucalyptus is a large genus of aromatic trees. The EMA’s eucalyptus-leaf assessment specifically concerns Eucalyptus globulus leaf, which is a different material from distilled eucalyptus essential oil.
Plant story: Eucalyptus has a recognizable place in aromatic and respiratory-care traditions. Its distinctive scent makes it a useful teaching example, but the smell alone does not reveal a preparation’s concentration or intended route of use.
What to notice: Look for the species, plant part and form on a label. Compare leaf, leaf extract and essential oil as separate entries in your notebook. The EMA’s discussion of traditional leaf preparations should not be read as instructions to swallow a bottle of oil or prepare an improvised inhalation.
Before you use it: Do not swallow eucalyptus essential oil. Follow the age restrictions and directions on finished products.

Herb · Plant profile

Eyebright

Euphrasia officinalis group; Euphrasia rostkoviana

Meet the plant: Eyebright is a common name for small Euphrasia herbs. European herbal references discuss the above-ground plant, including flowering material, rather than a single purified ingredient.
Plant story: The name reflects its historical association with eye-care traditions. The EMA reviewed Euphrasia officinalis and Euphrasia rostkoviana but did not establish an EU herbal monograph, an important detail when following references.
What to notice: A plant’s common name can preserve a traditional association without supplying instructions for a modern product. Compare a botanical herb, a tea and a sterile manufactured eye product: they have different preparation standards and intended uses. Record what the actual material is, rather than inferring its use from “eye” in the name.
Before you use it: Do not put homemade eyebright tea or nonsterile herbal mixtures into the eyes.

Seed · Plant profile

Fennel

Foeniculum vulgare

Meet the plant: Fennel is an aromatic member of the carrot family with fine leaves and yellow flower clusters. The dried fruits commonly called fennel seeds are distinct from the swollen leaf bases of Florence fennel.
Plant story: The plant connects kitchen seasoning, vegetable growing and traditional herbal infusions. Different fennel varieties are grown for different parts, so a reference to “fennel” may describe a spice crop, leafy herb or vegetable.
What to notice: Compare fennel fruit with anise or dill fruit using labeled food samples. Similar aromas do not make them the same plant. In a garden, observe how the flower clusters mature into ribbed fruits. Note the part, variety and preparation alongside the common name.
Before you use it: Use culinary fennel as food; concentrated fennel oil is a separate product with its own directions.

UNAM / Botanical research / Read the reference ↗

Flower · Plant profile

Flor De Manita

Chiranthodendron pentadactylon

Meet the plant: Flor de manita, the hand-flower tree, is known for flowers with a striking hand-like structure. Mexican botanical and historical sources connect the name with Chiranthodendron pentadactylon.
Plant story: The tree has a place in Mexican cultural and ornamental history as well as herbal traditions. Its mountain-forest setting and unusual flower make it a memorable subject for studying the relationship between a plant’s form and its common name.
What to notice: Study a labeled photograph of the flower and distinguish its reproductive structures from the leaf and woody branch. The name “little hand” helps remember the form, but it does not establish a modern health effect. Keep historical accounts, botanical descriptions and a particular commercial ingredient as separate records.
Before you use it: A traditional flower name alone does not establish a safe home preparation or dose.

FDA / Ingredient nomenclature / Read the reference ↗

Flavor / fragrance · Plant profile

French Vanilla

A flavor or fragrance description; exact ingredient varies

Meet the plant: French vanilla is a familiar product description, not a single scientific species name. Vanilla materials may come from Vanilla orchids, but a label using this phrase can describe a flavor, fragrance or blend.
Plant story: The FDA’s food-substance database lists French vanilla among names associated with vanilla. That listing does not identify the contents of a particular cosmetic oil or tell us whether a product contains a bean extract, fragrance mixture or other preparation.
What to notice: Start with the full ingredient list. Separate vanilla fruit, an extract and a fragrance blend in your notebook. Record a botanical name only when the manufacturer actually provides it. The same appealing scent description can appear on products designed for very different uses.
Before you use it: A scented hair or skin oil is not a food ingredient unless specifically labeled for that use.

Rhizome · Plant profile

Ginger

Zingiber officinale

Meet the plant: Rhizome, the underground stem.
Plant story: Used in food and traditional approaches to digestive discomfort.
Research notes: Studies differ in quality and preparation. Research on supplements does not automatically apply to foods or to a specific retail blend.
Before you use it: Oral use can cause heartburn or digestive discomfort. Ask about possible herb–medicine interactions.

Herb · Plant profile

Guaco

A shared regional name; Mikania and Aristolochia are distinct

Meet the plant: Guaco is used for different climbing plants across Latin America. Some herbal references describe Mikania species; Mexican floras also document guaco as a name for Aristolochia species.
Plant story: This is a strong example of why local names need local context. Two plants can share a name while belonging to different families, containing different constituents and requiring very different handling.
What to notice: Create a side-by-side record with the country or region, botanical name, plant part and reference. Do not combine descriptions from Mikania glomerata with a specimen identified as Aristolochia. A label, voucher specimen or reliable supplier identification is more useful than a common-name match on its own.
Before you use it: Do not ingest unidentified guaco. Aristolochia materials can contain aristolochic acids associated with severe kidney injury and cancer.

NCI / Aristolochic acids ↗

Pepper · Plant profile

Habanero

Capsicum chinense

Meet the plant: Habanero is a type of hot pepper within Capsicum chinense. The fruit is the culinary ingredient; cultivars differ in color, shape, aroma and heat.
Plant story: Habanero-type peppers are part of the rich diversity of American Capsicum crops. Their fruits can be crinkled or lobed, and the species includes many named cultivars. A cultivar name narrows the description more than the broad word “pepper.”
What to notice: Compare a fresh habanero with a dried powder or a blended sauce. The amount of pepper and the added ingredients change the finished food. Learn to distinguish botanical identity from heat level: neither a red color nor a hot taste tells you the exact cultivar.
Before you use it: Use small culinary quantities to suit your tolerance. Wear gloves when handling very hot peppers and avoid touching the eyes.

UNAM Botanical Garden / Read the reference ↗

Herb · Plant profile

Hierba Del Sapo

Eryngium carlinae — a documented Mexican identity

Meet the plant: UNAM’s botanical garden identifies hierba del sapo as Eryngium carlinae, a perennial in the carrot family. It has spiny leaves and compact blue to violet flower heads.
Plant story: The plant is associated with open, sunny places in Mexican highland environments. Its appearance is quite different from the soft, feathery leaves of culinary relatives such as dill, showing how varied one botanical family can be.
What to notice: Study the leaf rosette and the flower head in a botanical reference. Record the region because common names can travel between plants. Its place in Mexican herbal traditions adds cultural context, while its habitat and pollinator relationships offer another way to understand the living plant.
Before you use it: Use a documented species identification for prepared materials; do not collect a spiny roadside plant by common-name resemblance.

Root · Plant profile

Huereque

Ibervillea sonorae

Meet the plant: Huereque, also written wereke or güereque, is associated with Ibervillea sonorae, a climbing plant in the gourd family. It has a swollen storage structure adapted to dry conditions.
Plant story: Kew records the species as native to northwestern Mexico and describes it as a climbing caudex geophyte of desert or dry shrubland. The growth form connects an underground or near-ground store of resources with seasonal climbing growth.
What to notice: Learn the terms root, tuber and caudex rather than using them interchangeably. A large storage structure may look root-like while having a more specific botanical description. For an ingredient record, keep its species and harvested part alongside the regional name and origin.
Before you use it: This is not a home-treatment guide for blood sugar. Review a clearly identified preparation individually if you take glucose-lowering medicine.

Root · Plant profile

Hydrangea

Hydrangea arborescens is one herbal identity

Meet the plant: Hydrangea is a genus of flowering shrubs and climbers. Smooth or wild hydrangea, Hydrangea arborescens, is an eastern North American shrub; its roots appear in herbal trade.
Plant story: The wild plant grows on wooded slopes, ravines and streambanks and has clusters of small white flowers. Garden cultivars may have much larger, showier flower heads, so a garden photograph does not necessarily show the material described in an herbal reference.
What to notice: Separate a root ingredient from an ornamental flower. Compare the species name and harvested part before applying a description from one hydrangea to another. The plant’s garden story, habitat and herbal history are different aspects of the same subject.
Before you use it: Do not make tea from garden hydrangeas. Hydrangea contains potentially toxic constituents and requires a properly identified finished preparation.

NIH / Office of Dietary Supplements / Read the reference ↗

Seaweed · Plant profile

Kelp

Several large brown seaweeds

Meet the plant: Kelp is a group name for large brown seaweeds, not a single species. Unlike land plants, kelps have a body organized into structures such as blades, stipes and holdfasts rather than true leaves, stems and roots.
Plant story: Kelp connects coastal food traditions with underwater ecosystems. Different species and growing conditions produce different food materials, so “kelp” on its own is a broad description.
What to notice: Look for the scientific name, harvest area, intended food use and iodine information. Compare a whole dried blade with granules or a supplement: serving sizes and concentrations can be very different. Keep kelp separate from dulse, nori and sea moss in your notes rather than treating every seaweed as equivalent.
Before you use it: Kelp can supply large and variable amounts of iodine. Check suitability with thyroid conditions or thyroid medicines.

Herb · Plant profile

Lavender

Lavandula angustifolia

Meet the plant: An aromatic Mediterranean plant known for its flowers and fragrant oil.
Plant story: The fragrance has a long place in bathing, perfumery and botanical traditions.
Before you use it: Essential oil, tea and specially formulated oral products are different preparations. Topical products can irritate sensitive skin.

Poison Control / Read the reference ↗

Herb · Plant profile

Lily Of The Valley

Convallaria majalis

Meet the plant: A flowering plant that contains cardiac glycosides.
Plant story: This entry is included for botanical identification and source history.
Before you use it: Do not ingest. Lily of the valley is poisonous and can disturb heart rhythm.

Bark · Plant profile

Locust Bark

Robinia pseudoacacia is named by the publisher

Meet the plant: The current publisher’s Testo ingredient list identifies locust bark as Robinia pseudoacacia, the black locust tree. “Locust” also occurs in other tree names, so this identification should not be generalized to every locust bark.
Plant story: Black locust is a North American member of the bean family with compound leaves and hanging flower clusters. Its bark is ridged and furrowed. Botanical identification distinguishes it from unrelated trees with similar common names.
What to notice: Study a reference photograph of bark, leaf and flower together. Bark alone can be difficult to identify once cut or powdered. Keep the publisher’s ingredient naming separate from any supplier or batch verification for Moss Man products.
Before you use it: Black locust bark is poisonous. This entry is for identification and botanical learning, with no ingestion or home-preparation instructions.

Publisher / Ingredient identification ↗

Clinical report / Mandragora poisoning / Read the reference ↗

Root · Plant profile

Mandrake

Mandragora species; American mandrake is Podophyllum

Meet the plant: Mandrake is a historically important but ambiguous plant name. European and Mediterranean mandrakes belong to Mandragora; American mandrake or mayapple belongs to Podophyllum, a different genus.
Plant story: Stories about the shape of the root helped make mandrake famous in European folklore. That cultural history is worth studying without turning it into a recipe. Published poisoning cases also show how mistaken identification can have serious consequences.
What to notice: Compare the Latin names, families, leaves and fruits in botanical references. Never combine the handling information of Mandragora and Podophyllum simply because both are called mandrake. A root’s human-like shape is a story motif, not a dependable identification feature.
Before you use it: Do not ingest mandrake or make home preparations. Keep unknown roots away from children and pets.

Regional botanical record / UNAM index / Read the reference ↗

Herb · Plant profile

Manzo

Anemopsis californica — yerba mansa

Meet the plant: Manzo or hierba del manso is associated in regional Mexican records with Anemopsis californica, also known as yerba mansa. It belongs to the Saururaceae family.
Plant story: Its history connects western North American plant traditions with wetland environments. Regional ethnobotanical records are useful for tracing the common name, while botanical records keep the species distinct from unrelated herbs with similar-sounding names.
What to notice: Record the spelling, locality and scientific name together. Then distinguish the living plant from the material used in a preparation: a reference to a root does not automatically describe leaves or an oil. This is a useful notebook exercise in following a name across regional language, botanical classification and finished-product labeling.
Before you use it: Use clearly identified materials according to their intended route of use; do not infer a home dose from a historical use list.

UNAM Institute of Chemistry / Read the reference ↗

Herb · Plant profile

Muicle

Justicia spicigera

Meet the plant: Muicle, also called muitle or hierba tinta, is associated with Justicia spicigera, a shrub in the Acanthaceae family. Mexican records document its regional names and orange flowers.
Plant story: The plant’s names include references to color and ink, linking its botanical story with dye traditions as well as herbal use. UNAM’s chemical-information record includes a studied specimen identified and deposited through a herbarium, showing how research connects an ingredient to a physical plant.
What to notice: Look for that chain of identification: name, collection location, identifier and herbarium record. It is more informative than a common name alone. Color in a botanical preparation can be interesting to observe, but color itself does not establish a health effect.
Before you use it: Keep dye materials and products intended for consumption separate; follow the intended use on the actual preparation.

Bark · Plant profile

Muira Puama

Ptychopetalum species, including P. olacoides

Meet the plant: Muira puama is a trade name associated with Ptychopetalum species. Kew recognizes Ptychopetalum olacoides as a tree of the Guianas and northern Brazil, in the wet tropical biome.
Plant story: The name appears in Amazonian herbal commerce, often alongside references to woody or underground materials. A broad trade name should not be treated as a guarantee that every preparation contains the same species or plant part.
What to notice: Use a botanical notebook to separate the living tree, its bark or root material, and a finished extract. Record the Latin name and source country when provided. A reference about one extract cannot identify an unlabeled powder, and a name’s traditional reputation is a different subject from the composition of a particular product.
Before you use it: Choose clearly identified ingredients and follow finished-product directions rather than copying a dose from a different preparation.

Flower · Plant profile

Mullein / gordolobo

Verbascum thapsus and related Verbascum species

Meet the plant: The flower is the plant part covered by the EMA monograph.
Plant story: European herbal practice includes flower preparations for a sore throat with a dry cough. The EMA classifies this as traditional use, with limited clinical studies.
Before you use it: The flower monograph does not establish instructions for smoking, inhalers or leaf products. Use the specific product’s instructions.

Resin · Plant profile

Myrrh Gum Powder

Commiphora myrrha / Commiphora molmol

Meet the plant: Myrrh is an aromatic gum-resin from a Commiphora tree, rather than ground bark or leaf. Powdered myrrh is the resinous material reduced in particle size.
Plant story: Its long cultural history includes fragrance, incense and oral-care preparations. The EMA’s myrrh assessment concerns specific gum-resin preparations used traditionally for minor mouth inflammation and small skin wounds.
What to notice: Learn the difference between a resin, an expressed fatty oil and a distilled essential oil. They can come from a plant yet behave quite differently. In your notebook, record whether a myrrh product is raw resin, powder, tincture or another formulation; the shared aroma does not make them interchangeable.
Before you use it: Incense-grade material is not an oral-care ingredient. Use finished products only by their labeled route and avoid swallowing mouth-rinse preparations.

Herb · Plant profile

Nettle

Urtica dioica; Urtica urens

Meet the plant: Nettle is a leafy plant covered with specialized stinging hairs. The EMA’s nettle-leaf assessment covers Urtica dioica and Urtica urens; root preparations are a separate herbal material.
Plant story: Nettle bridges food, fiber and herbal traditions. The living leaf’s sting is an important part of its identity, while processed ingredients have their own handling and preparation requirements.
What to notice: Compare leaf and root on ingredient labels rather than assuming all nettle products are the same. A botanical notebook can show the opposite leaves and fine surface hairs, then record whether a preparation uses dried leaf, extract or root. This reinforces the Academy lesson that the plant part belongs alongside the species name.
Before you use it: Wear gloves around fresh stinging nettles. Review concentrated preparations individually if you take medicines affecting fluid balance.

University of California Agriculture and Natural Resources / Read the reference ↗

Cactus stem · Plant profile

Nopal

Opuntia species, often Opuntia ficus-indica

Meet the plant: Nopal refers to prickly-pear cactus, especially its flattened young stem segments or pads. These pads are cladodes: photosynthetic stems, rather than leaves.
Plant story: Nopales have a strong place in Mexican food traditions. The cactus can also produce prickly-pear fruits, but the fruit and the edible pad are different ingredients. Its form offers an especially clear lesson in how plants adapt to dry environments.
What to notice: Compare a prepared pad, a fruit and a dried pad powder. Record the plant part before comparing their flavor, texture or composition. Learn the term glochid for the tiny bristles that can remain even when large spines are not obvious.
Before you use it: Choose food-grade pads with spines and glochids properly removed. Concentrated supplements need separate review from ordinary food portions.

Seaweed culture handbook / NOAA repository / Read the reference ↗

Seaweed · Plant profile

Nori

Porphyra and related genera, including Pyropia

Meet the plant: Nori is a culinary name for certain red seaweeds. Botanical classification has changed over time, so references may use Porphyra, Pyropia or more recently revised genus names.
Plant story: Thin sheets of nori are familiar in Japanese food traditions, while related seaweeds are also known as laver. Aquaculture references describe these algae as important crops with life cycles quite different from land plants.
What to notice: Compare an unseasoned sheet with a roasted snack: oils, salt and flavorings may be added to the finished food. Record the species if supplied, the processing and the ingredient list. Nori, dulse and kelp can all be foods while belonging to different groups and having different characteristics.
Before you use it: Use food-grade seaweed from a documented source and check added ingredients and iodine information where relevant.

Oil · Plant profile

Olive Oil

Olea europaea

Meet the plant: Olive oil is a fatty oil obtained from the fruit of the olive tree. It differs from olive-leaf tea or extracts, which use another part of the plant.
Plant story: The evergreen olive tree is closely associated with Mediterranean landscapes and food traditions. Its silvery foliage and fleshy fruit connect a familiar pantry ingredient with a distinctive tree.
What to notice: Trace the ingredient from tree to fruit to oil. Compare a food oil’s label with a cosmetic blend, noting whether other oils or fragrance are added. Terms describing processing and quality concern the oil; they do not turn it into a leaf preparation. Keep flavor, storage and intended-use notes together when learning about a particular bottle.
Before you use it: Use food-grade oil for cooking; a fragranced skin or hair blend is intended for external care.

University extension / Onion production / Read the reference ↗

Culinary ingredient · Plant profile

Onion powder

Allium cepa

Meet the plant: Onion powder is a dried and ground food ingredient made from onion bulb tissue. The bulb consists largely of thickened, fleshy leaf bases surrounding a short stem.
Plant story: This familiar seasoning is a useful reminder that an underground food is not always a root. Onions are grown for bulbs, leafy green use or seed, depending on the crop and harvest stage.
What to notice: Compare onion flakes, granules and powder by particle size, then check whether the package contains only onion or a seasoning blend. Onion salt contains added salt and should have its own ingredient record. Drying changes the form and storage needs while keeping the connection to the original plant part.
Before you use it: Keep the powder sealed and dry, and check blends for added salt or ingredients you avoid.

Leaf · Plant profile

Oregano

Origanum vulgare; other regional oreganos differ

Meet the plant: Common oregano is an aromatic perennial in the mint family. Culinary material comes mainly from its leaves and tender above-ground growth, used fresh or dried.
Plant story: The name oregano also travels beyond a single botanical identity. Greek oregano is a form of Origanum vulgare, while some regional ingredients sold as oregano belong to other genera. Their aromas can overlap without making them the same plant.
What to notice: Record the botanical name when comparing culinary products. Observe the small opposite leaves and branching growth in a botanical reference, then compare fresh leaves with dried ones. A culinary herb, concentrated extract and essential oil are different forms, each requiring its own label information.
Before you use it: Use food-grade oregano for seasoning. Do not treat essential oil as an interchangeable substitute for a handful of leaves.

Herb · Plant profile

Peppermint

Mentha × piperita

Meet the plant: Leaf and essential oil are distinct preparations.
Plant story: Mint plants have a long history of digestive use.
Research notes: Most research concerns particular peppermint oil preparations. Evidence about capsules does not establish benefits for peppermint tea or other products.
Before you use it: Oil can cause heartburn and skin irritation. Do not apply peppermint oil to the face of infants or young children.

Bark · Plant profile

Prickly Ash Bark

Zanthoxylum species; confirm the regional species

Meet the plant: Prickly ash is a common name for Zanthoxylum trees and shrubs, including southern prickly ash, Zanthoxylum clava-herculis. Despite the name, it is not a true ash of the genus Fraxinus.
Plant story: The plant belongs to the citrus family and is known for prickly stems and a history of regional oral-care uses. Bark is a separate ingredient from the fruits used as seasonings in some other Zanthoxylum species.
What to notice: Compare the genus, harvested tissue and region before applying a reference. A bark ingredient, a fruit spice and a cosmetic blend should be documented separately. The common name helps tell the story, while the Latin name shows which prickly ash the source actually describes.
Before you use it: Do not chew unidentified bark or use it to treat a tooth problem; choose a correctly identified finished preparation.

Herb · Plant profile

Prodigiosa

A shared name; Brickellia cavanillesii is one documented identity

Meet the plant: Prodigiosa is a regional herbal name rather than a unique species label. UNAM’s Flora of Mexico records it for Brickellia cavanillesii, a Mexican member of the daisy family.
Plant story: Other herbal commerce uses prodigiosa for Calea materials. Common names such as zacatechichi can also overlap, making it easy for a description of one plant to be attached to another.
What to notice: Build a comparison record with the scientific name, region and plant part from each source. Do not merge Brickellia and Calea profiles into a single presumed identity. The word prodigiosa tells us about naming and reputation, but does not establish the exact contents of a powder or extract.
Before you use it: A finished ingredient should identify its botanical source. Avoid using an unidentified “prodigiosa” preparation as a home remedy.

Wood · Plant profile

Quassia Chips

Quassia amara or Picrasma excelsa; verify source

Meet the plant: Quassia chips are small pieces of bitter wood. The trade name can refer to materials from Quassia amara or Picrasma excelsa, two distinct trees in the Simaroubaceae family.
Plant story: Older references may call Picrasma excelsa “Quassia excelsa,” a botanical synonym that helps explain the shared trade name. Kew records it across parts of tropical America and the Caribbean.
What to notice: Learn the difference between wood and bark before comparing an ingredient. Chips describe the material’s cut size rather than its species, strength or intended use. Record the Latin name, plant tissue and purpose together; wood sold for pest-control applications is a different product category from a food or herbal preparation.
Before you use it: Do not use pest-control quassia products as food. Follow the intended use of a correctly identified finished preparation.

Herbal tea · Plant profile

Raspberry

Rubus idaeus

Meet the plant: Red raspberry gives us both a familiar fruit and an herbal leaf. Raspberry-leaf references concern the leaf of Rubus idaeus, rather than the berry or a fruit-flavored tea blend.
Plant story: The leaf has a place in European herbal-infusion traditions. The EMA assessment discusses specific traditional uses, while many popular accounts attach broader associations to the plant. Keeping the part and preparation clear makes those accounts easier to follow.
What to notice: Compare a plain raspberry-leaf product with a raspberry-flavored fruit tea. Read the ingredients rather than judging by the name or color. In your notebook, draw a leaf separately from the cluster of small fruit units that forms the berry.
Before you use it: Do not assume raspberry leaf is suitable during pregnancy from its reputation alone; discuss the actual preparation with maternity care staff.

Herb · Plant profile

Red Clover

Trifolium pratense

Meet the plant: Red clover is a flowering member of the pea family, recognized by its three-part leaves and rounded pink-purple flower heads. Herbal supplements commonly use extracts of its flowering material.
Plant story: It also has an agricultural life as a forage and cover crop. Its study in wellness products often focuses on isoflavones, plant compounds with similarities to estrogen. That research topic is distinct from its role in a meadow or farm rotation.
What to notice: Compare the living flower head, dried flowering herb and an extract standardized for particular compounds. These are different materials. NCCIH reports that research on menopausal symptoms has had inconsistent results, so an extract’s chemical description should not be read as a guaranteed outcome.
Before you use it: Review concentrated red-clover preparations during pregnancy, breastfeeding or care for a hormone-sensitive condition.

Root · Plant profile

Rhubarb

Rheum palmatum; Rheum officinale in herbal-root references

Meet the plant: Herbal rhubarb usually refers to underground material from species such as Rheum palmatum and Rheum officinale. It is different from the edible stalks of culinary garden rhubarb.
Plant story: The EMA’s rhubarb-root assessment concerns stimulant-laxative preparations. This makes rhubarb a useful lesson in plant-part specificity: a root-based herbal medicine and a cooked stalk dish should not share one set of instructions.
What to notice: Record the species and whether a reference describes root, rhizome or leaf stalk. The familiar kitchen name can otherwise hide a major difference in material and purpose. A powder’s color or taste cannot resolve that difference; a clear label and botanical reference are needed.
Before you use it: Herbal rhubarb laxatives are for short-term use under product guidance. Do not eat rhubarb leaves or turn garden plants into root remedies.

Herb · Plant profile

Sage

Salvia officinalis; Salvia lavandulaefolia

Meet the plant: Common and Spanish sage are distinct aromatic species.
Plant story: Sage is both a culinary seasoning and part of Mediterranean herbal traditions.
Before you use it: Food quantities differ from concentrated extracts. Some sage contains thujone; avoid high-dose or prolonged use and review pregnancy suitability.

Root · Plant profile

Sarsaparilla

Smilax species, including Smilax ornata

Meet the plant: Sarsaparilla is a trade and common name for roots or underground materials from several Smilax species. Smilax ornata is one recognized botanical identity, native from parts of Mexico through Central America.
Plant story: Kew lists Smilax regelii among its synonyms, which helps connect older herbal writing with the current accepted name. Other regional sarsaparillas can be different species, and a sarsaparilla-flavored drink does not necessarily contain the same botanical material.
What to notice: Record species, part and origin together. Compare a root ingredient with a flavoring or a blended beverage. Names such as zarzaparrilla and cocolmeca can overlap regionally, so they are useful search terms rather than proof that two ingredients are identical.
Before you use it: Use a clearly identified preparation; do not replace it with an unidentified vine root.

Culinary herb · Plant profile

Savory

Satureja hortensis; Satureja montana

Meet the plant: Savory commonly means summer savory or winter savory, two aromatic culinary herbs in the mint family. Their leaves and tender growth provide a peppery seasoning.
Plant story: Summer savory is an annual, while winter savory is a perennial. That life-cycle difference is useful in a garden and helps explain why two similarly named herbs can grow and taste differently.
What to notice: Compare the species on a seed packet or herb label, then note the form of the culinary ingredient: fresh sprigs, dried leaf or a seasoning blend. Summer savory’s small leaves and flowers offer a simple way to practice observing an aromatic herb beyond its use in a recipe.
Before you use it: Use food-grade culinary savory. Essential oils and concentrated extracts need their own directions and should not be substituted for ordinary leaf quantities.

NIH Office of Dietary Supplements / Read the reference ↗

Seaweed · Plant profile

Sea Moss

Common names require species verification

Meet the plant: Sea moss is a seaweed trade name. Irish moss commonly refers to Chondrus crispus; other sea moss products may use Gracilaria species. Match the species to the product label.
Plant story: Sea moss is part of the broader sea-vegetable story. Start with the named species and its coastal origin, then distinguish the dried seaweed from a prepared gel or blended drink.
Research notes: Seaweed can contain iodine, which the body uses to make thyroid hormones. A nutrient’s role does not establish the iodine content or clinical benefit of a particular gel.
Before you use it: Excess iodine can be harmful. Ask for verified iodine content and relevant batch testing; do not assume that more is better.

Plant fat · Plant profile

Shea Butter

Vitellaria paradoxa

Meet the plant: Shea butter is a plant fat obtained from the kernels of the shea tree’s seeds. It is different from a leaf infusion or a distilled essential oil.
Plant story: The shea tree belongs to the Sapotaceae family and has an important place in African food and personal-care traditions. The preparation of a useful fat from a tree seed connects botany with skilled processing and local livelihoods.
What to notice: Compare plain shea butter with a finished body butter. Added fragrance, oils or other ingredients make the latter a formula rather than a single plant material. Record whether the butter is refined or unrefined and how it is intended to be used; texture and scent can vary with processing.
Before you use it: Use cosmetic butter externally as labeled and test a small area first if your skin is sensitive.

Leaf · Plant profile

Tarragon

Artemisia dracunculus

Meet the plant: Tarragon is an aromatic perennial in the daisy family. Culinary varieties are grown for their narrow leaves; different forms of the species vary in aroma and kitchen value.
Plant story: French tarragon is well known as a culinary herb, while wild and other cultivated forms may be less intensely aromatic. Its genus, Artemisia, also includes very different herbs, so sharing a genus is not a reason to substitute one for another.
What to notice: Compare a culinary plant’s label with the broad species name in a botanical reference. Record the variety when supplied and whether you are studying fresh or dried leaves. Narrow leaves, branching growth and small flower heads help build a botanical picture beyond the familiar anise-like flavor.
Before you use it: Use identified culinary tarragon for food. Concentrated oils and unrelated Artemisia herbs are separate ingredients.

Oil · Plant profile

Tea Tree Oil

Melaleuca alternifolia

Meet the plant: An essential oil distilled from tea tree leaves.
Plant story: The plant has a place in Australian botanical history; today its oil is used in external-care formulations.
Before you use it: For external use. Do not swallow tea tree oil; it can be poisonous. Stop use if skin becomes irritated.

Leaf · Plant profile

Thyme

Thymus vulgaris; Thymus zygis

Meet the plant: Thyme is an aromatic, small-leaved herb in the mint family. Culinary and herbal materials use the above-ground parts; the EMA assessment covers Thymus vulgaris and Thymus zygis.
Plant story: Thyme connects everyday seasoning with a long European herbal tradition. The EMA describes certain preparations for productive cough associated with colds as traditional use, rather than treating every thyme product as the same medicine.
What to notice: Compare a dried culinary sprig, loose leaf and thyme essential oil. Note the species and preparation before following a reference. A drawing of its small opposite leaves and woody lower growth can help distinguish thyme from softer annual kitchen herbs.
Before you use it: Use culinary thyme as food. Essential oil is concentrated and needs a finished product’s specific directions.

Flower · Plant profile

Tila

Tilia or regional Ternstroemia species; verify identity

Meet the plant: Tila often refers to linden flower material from Tilia trees. In Mexican regional usage, however, tila and flor de tila also name Ternstroemia species, which are a different botanical group.
Plant story: UNAM’s Flora of Mexico records tila among names for Ternstroemia lineata. This naming overlap means an English translation to “linden” cannot by itself identify a Mexican herbal ingredient.
What to notice: Compare the botanical name, region and harvested part in each reference. A linden flower cluster and a Ternstroemia flower should not be merged into one presumed species profile. Common names carry cultural history; scientific identification helps preserve the distinctions within that history.
Before you use it: Choose preparations that state their botanical source. Avoid borrowing use directions from a different plant simply because both are called tila.

UNAM / Traditional Mexican Plant Atlas / Read the reference ↗

Herb · Plant profile

Tronadora

Tecoma stans

Meet the plant: Tronadora is a Mexican name associated with Tecoma stans, a shrub or small tree in the trumpet-vine family. It has divided leaves, bright yellow tubular flowers and long seed capsules.
Plant story: Its many regional names reflect a broad relationship with communities across Mexico. The plant is also grown ornamentally and visited by pollinators, giving it a story beyond its place in herbal traditions.
What to notice: Study the flower shape and the winged seeds described in a botanical reference. Keep a historical-use note separate from the identification record. A garden plant, raw leaf and concentrated preparation are not one interchangeable ingredient, even when they share the name tronadora.
Before you use it: Do not use tronadora to replace diabetes treatment. Review a specific preparation if you take blood-sugar medicines.

Root · Plant profile

Valerian

Valeriana officinalis

Meet the plant: Herbal preparations use the root and rhizome.
Plant story: Valerian appears in Greek and Roman herbal history and later sleep traditions. Research on sleep has mixed findings.
Before you use it: Valerian can add to drowsiness from alcohol or sedatives. Long-term safety is not well established.

Bark · Plant profile

White Willow

Salix alba; herbal willow bark may use other Salix species

Meet the plant: White willow is Salix alba, while medicinal willow-bark references can cover several Salix species. Bark is the material discussed, rather than the leaf or an essential oil.
Plant story: Willow’s herbal history is closely connected with salicylate chemistry. Bark contains compounds such as salicin, but it is a complex botanical material rather than simply a natural tablet of aspirin.
What to notice: Compare the scientific species and preparation with the scope of the reference you read. The EMA’s willow-bark assessment includes several named willows; it should not be taken as proof that every species or homemade bark preparation is equivalent. Record bark separately from wood and leaf in your plant-parts notebook.
Before you use it: Avoid willow bark with aspirin or salicylate allergy. Review use with blood thinners, during pregnancy and for children.

Root · Plant profile

Yellow Dock

Rumex crispus

Meet the plant: Yellow dock, also called curly dock, is a perennial in the buckwheat family. It has a persistent taproot, a basal leaf rosette and leaves with noticeably wavy margins.
Plant story: The plant is widespread in disturbed ground and has a place in older food and herbal traditions. Its small greenish flowers develop into brown fruiting structures, making it recognizable across different stages of growth.
What to notice: Compare a leaf photograph with a root ingredient label. The name dock covers many Rumex plants, so a reference about one species or part should not be generalized to all of them. Its durable growth also makes it a useful subject for learning how perennial weeds persist and reproduce.
Before you use it: Dock contains oxalates. Avoid improvised large-quantity use, especially with kidney problems, and do not consume unidentified wild plants.

Bark · Plant profile

Yohimbe

Pausinystalia yohimbe

Meet the plant: A tree from central and western Africa; its bark contains yohimbine.
Plant story: The bark has a history in regional herbal traditions. Supplement composition varies.
Before you use it: Yohimbe can affect blood pressure and heart rhythm and interact with medicines. It is not suitable for unsupervised use.