Plants — 23,508 Species
Top Families in Plants
All Plants Species
Bowltube Iris
Iris macrosiphon Torr.
Bowltube iris is an endemic California iris species used by Native Americans for fiber and cultivated as an ornamental.
western blue flag
Iris missouriensis Nutt.
Iris missouriensis is a toxic rhizomatous perennial iris with various recorded Native American uses.
Sweet Iris
Iris pallida Lam.
Iris pallida Lam. is a Mediterranean iris cultivated for orris root used in food, drink, and fragrance.
Iris planifolia (Mill.) T.Durand & Schinz
Iris planifolia (Mill.) T.Durand & Schinz
Iris planifolia is a small bulbous Mediterranean iris with large blue flowers, classified in subgenus Scorpiris.
Yellow Iris
Iris pseudacorus L.
Iris pseudacorus L. is a yellow-flowered wetland perennial with multiple ornamental cultivars and various ecological and practical uses.
Dwarf Iris
Iris pumila L.
Iris pumila, or pygmy/dwarf iris, is a small iris species, a natural hybrid that contributed to modern garden dwarf bearded irises.
Pilgrim Iris
Iris ruthenica Ker Gawl.
Iris ruthenica is a variable Eurasian iris species that is cultivated in rock gardens and botanical collections.
Japanese Iris
Iris sanguinea Hornem.
Iris sanguinea is an eastern Asian iris species that is toxic to humans and cultivated as an easy-to-grow garden plant.
Prairie Iris
Iris savannarum Small
Iris savannarum is a poisonous rhizomatous iris native to the southeastern US that differs from Iris hexagona in multiple traits.
Beach-head Iris
Iris setosa Pall. ex Link
Iris setosa is a circumpolar iris species native to Asia and North America, with a long history of herbal and cultural uses.
Siberian Iris
Iris sibirica L.
Iris sibirica L. is a branched-stemmed blue iris native to Eurasia, naturalized in North America, with cultivation details and recorded traditional uses.
Blue Iris
Iris spuria L.
Iris spuria L. is a wide-ranging iris species with scented blue-purple flowers, toxic parts, and uses as a garden cut flower.
Oregon iris
Iris tenax Douglas ex Lindl.
Iris tenax is a clumping iris with showy spring flowers, native to the Pacific Northwest US, with tough fibrous leaves.
longtube iris
Iris tenuissima Dykes
Iris tenuissima Dykes is a rhizomatous perennial herb with two streaked flowers on an erect inflorescence.
Snake's-head Iris
Iris tuberosa L.
Iris tuberosa is a tuberous ornamental iris native to the Mediterranean and western Europe, grown in gardens.
Algerian Iris
Iris unguicularis Poir.
Iris unguicularis, the Algerian iris, is a rhizomatous winter-flowering iris widely cultivated for temperate gardens.
Dwarf Iris
Iris verna L.
Iris verna L. is a small fragrant spring-blooming beardless rhizomatous iris that differs from similar Iris cristata in several key traits.
northern blue flag
Iris versicolor L.
Iris versicolor L. is a blue-flowered poisonous herbaceous perennial with traditional medicinal and magical uses.
southern blue flag
Iris virginica L.
Iris virginica is a North American native perennial iris, with traditional medicinal uses and inclusion in Ronald Fisher's Iris dataset.
Spanish Iris
Iris xiphium L.
Iris xiphium, the Spanish iris, is a bulbous flowering iris native to southwest Europe and North Africa, popular in horticulture and with florists.
Swamp Millet
Isachne globosa (Thunb.) Kuntze
Isachne globosa is an aquatic/semi-aquatic wetland perennial grass native across Asia to Oceania, that acts as a rice paddy weed in much of Asia.
woad
Isatis tinctoria L.
Isatis tinctoria (woad) is a Brassicaceae flowering plant with a long history of blue dye and medicinal use.
alkali goldenbush
Isocoma acradenia (Greene) Greene
Isocoma acradenia is a bushy subshrub with three varieties found across western North America.
Coastal Goldenbush
Isocoma menziesii (Hook. & Arn.) G.L.Nesom
Isocoma menziesii is a matted subshrub with clustered yellow flower heads, native to the region where it occurs.
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