3,306 articles
Anchusa
Anchusa (bugloss, alkanet) is a Boraginaceae herb genus published by Linnaeus in 1753, with about 35 species from the Mediterranean to Mongolia, Pakistan, and South Africa, used in traditional medicine and as a red dye source.
Andira
Andira Lam. (angelins) is a conserved genus of about 30 Fabaceae tree species, subfamily Faboideae, tribe Dalbergieae, native from Mexico to tropical America and West Africa, with drupaceous one-seeded legumes and a four-toothed calyx.
Andira inermis
Andira inermis (cabbage bark, angelin, almendro) is a nitrogen-fixing Fabaceae tree native from Mexico to tropical America and West Africa to Uganda, used in traditional medicine as a vermifuge and purgative, with toxic seeds and Least Concern status.
Andrographis
Andrographis (king of bitters; A. paniculata, kalmegh, chuan xin lian) is a genus of 27 accepted Acanthaceae herbs native to the Indian Subcontinent to Myanmar, source of andrographolide.
Andrographis paniculata
Andrographis paniculata, known as King of Bitters or kalmegh, is an annual acanthus herb native to the Indian subcontinent and used for centuries in traditional Asian medicine.
Andropogon
Andropogon (bluestems) is a pantropical grass genus of Poaceae, tribe Andropogoneae, with roughly 80-120 species in Africa and the Americas; it includes big bluestem (A. gerardii), dominant tallgrass prairie grass and biofuel crop, and is polyphyletic, prompting taxonomic splitting.
Andropogon gayanus
Andropogon gayanus (gamba grass, andropogon grass), Kunth 1833, a tall tufted C4 Poaceae grass native to Cape Verde and tropical and southern Africa, grown as tropical pasture (4–25 t/ha DM) and a declared invasive weed in northern Australia.
Andropogon gerardi
Andropogon gerardi (big bluestem, turkey-foot) is a tall native warm-season C4 prairie grass of North and Central America, once 70-90% of tallgrass prairie, used for forage, restoration, and erosion control.
Anemone
Anemone (windflower) is a Ranunculaceae genus of perennial herbs with petaloid sepals, no petals, and achenes; type species A. coronaria; species counts range 60-170 depending on circumscription; toxic, medicinal, and widely cultivated.
Anemonoides nemorosa
Anemonoides nemorosa (syn. Anemone nemorosa), the wood anemone, a Ranunculaceae rhizomatous geophyte native to Europe to W. Caucasus; early-spring white woodland flower, ancient-woodland indicator, spreads about six feet per century.
Anethum
Anethum (dill genus), Apiaceae herbs native Sahara to India; type species Anethum graveolens, the culinary herb dill; genus size disputed, 2 to 8 accepted taxa.
Angel Oak
Angel Oak: famous Southern live oak (Quercus virginiana) in Angel Oak Park, Johns Island, Charleston, SC; 65 ft tall, 25.5 ft trunk circumference, 17,000 sq ft canopy; age estimates 300-500 years; city-owned since 1991, free admission, ~400,000 visitors yearly.
Angelica
Angelica (genus, Apiaceae), temperate Northern Hemisphere aromatic herbs; 106 accepted species incl. A. archangelica (gin, Chartreuse), A. sinensis; furanocoumarin phototoxicity; synonyms Archangelica, Coelopleurum.
Angelica archangelica
Angelica archangelica (garden angelica) is an aromatic Apiaceae perennial native from Greenland to western Siberia, grown for candied stems, liqueur flavouring (Bénédictine, Chartreuse, gin), and traditional medicine; furocoumarins cause phototoxicity.
Angelica sinensis
Angelica sinensis (danggui, dong quai, 当归) is an Apiaceae perennial herb of central China whose dried root is a major traditional Chinese medicine for blood nourishing and menstruation, with over 290 identified constituents including Z-ligustilide and ferulic acid.
Ania
Ania Lindl. is a genus of Asian terrestrial orchids (Orchidaceae, Collabieae), long synonymized with Tainia and re-established in 2014; about six accepted species with spurred lips, from India to New Guinea.
Anigozanthos
Anigozanthos, kangaroo paws, is a genus of bird-pollinated, rhizomatous herbs in Haemodoraceae endemic to south-western Western Australia, with hairy tubular flowers; A. manglesii is Western Australia's floral emblem and the genus is a major cut-flower crop.
Anigozanthos humilis
Anigozanthos humilis, the catspaw or common cat's paw, is a rhizomatous perennial kangaroo paw (Haemodoraceae) endemic to southwest Western Australia, 0.1–1 m tall with yellow to orange-red flowers, three subspecies, and subsp. chrysanthus listed Vulnerable.
Anise
Anise (Pimpinella anisum, aniseed) is an annual Apiaceae herb native from SE Türkiye to central Israel, grown for aniseed fruits and anethole-rich essential oil used in food, drink, and medicine since ancient Egypt.
Annona
Annona L. (custard apple genus), family Annonaceae, about 120-170 species of tropical American and African trees and shrubs; source of cherimoya, soursop, sugar apple, and atemoya fruits, beetle-pollinated and often hand-pollinated.
Annona squamosa
Annona squamosa, the sugar apple or sweetsop (custard apple), a small Annonaceae tree native to Mexico to Colombia, grown for its knobby sweet fruit; beetle-pollinated, hand-pollinated commercially, seeds toxic, India the largest producer.
Annonaceae
Annonaceae, commonly known as the custard apple family, is a pantropical family of flowering plants with roughly 108 genera and 2,400 to 2,500 species, including fruit crops like soursop.
Anoda
Anoda is a genus of about 24 accepted Malvaceae (mallow) species of annual herbs native to tropical and subtropical America, centered in Mexico; its best-known species, Anoda cristata, is a crop weed and Mexican food plant.
Anredera
Anredera (Madeira-vines), genus of climbing vines in Basellaceae, Caryophyllales, published 1789; 10-12 species native to tropical and subtropical Americas; includes invasive ornamental Anredera cordifolia.
Anredera cordifolia
Anredera cordifolia, Madeira vine or mignonette vine (binahong), a Basellaceae twining vine native to South America, grown as ornamental and vegetable, invasive in Australia and New Zealand via aerial tubers.
Antennaria
Antennaria (pussytoes) is a genus of about 45 accepted species of dioecious perennial herbs in Asteraceae, tribe Gnaphalieae, native from subarctic and temperate Northern Hemisphere to Mexico and southern South America, known for apomixis and polyploid complexes.
Anthemis
Anthemis is a genus of about 175-210 Asteraceae herbs, mainly circum-Mediterranean, known as chamomiles; Anthemis nobilis is now Chamaemelum nobile, Roman chamomile, and Anthemis cotula is a toxic chamomile look-alike.
Anthoxanthum
Anthoxanthum (vernal grasses, sweet vernal grass), a Poaceae genus published by Linnaeus in 1753, type species A. odoratum; about 52 species of aromatic temperate and tropical-mountain grasses with 3-flowered spikelets, including the invasive sweet vernal grass.
Anthoxanthum odoratum
Anthoxanthum odoratum, sweet vernal grass or vanilla grass, is a coumarin-scented perennial Poaceae grass native from Macaronesia and Europe to Mongolia and NW Africa, tetraploid, early-flowering, and naturalized as a low-yielding forage grass and weed worldwide.
Anthriscus
Anthriscus (chervils, beakchervils) is a conserved Apiaceae genus from Persoon (1805), native from temperate Eurasia to tropical African mountains; about 80 named species but roughly 9-14 accepted, including garden chervil (A. cerefolium) and cow parsley (A. sylvestris).