Explore 23,508 Species
willowleaf aster
Symphyotrichum praealtum (Poir.) G.L.Nesom
Symphyotrichum praealtum, or willowleaf aster, is a perennial herb native to Nor…
crookedstem aster
Symphyotrichum prenanthoides (Muhl. ex Willd.) G.L.Nesom
Symphyotrichum prenanthoides, or crookedstem aster, is a flowering perennial nat…
swamp aster
Symphyotrichum puniceum (L.) Á.Löve & D.Löve
Symphyotrichum puniceum is a flowering plant that has been used for various medi…
Small White Aster
Symphyotrichum racemosum (Elliott) G.L.Nesom
Symphyotrichum racemosum is a North American perennial herbaceous wetland plant …
silky aster
Symphyotrichum sericeum (Vent.) G.L.Nesom
Symphyotrichum sericeum is a silvery-leaved perennial herb native to central Nor…
Short's aster
Symphyotrichum shortii (Lindl.) G.L.Nesom
Symphyotrichum shortii is a perennial herb native to eastern interior North Amer…
Simmonds' Aster
Symphyotrichum simmondsii (Small) G.L.Nesom
Symphyotrichum simmondsii is a colony-forming perennial herb native to the south…
saltmarsh aster
Symphyotrichum squamatum (Spreng.) G.L.Nesom
Symphyotrichum squamatum is an annual hairless forb that attracts butterflies an…
Douglas' Aster
Symphyotrichum subspicatum (Nees) G.L.Nesom
Symphyotrichum subspicatum, or Douglas's aster, is a perennial herbaceous flower…
annual saltmarsh aster
Symphyotrichum subulatum (Michx.) G.L.Nesom
Symphyotrichum subulatum is an annual hairless forb with colored flower heads, f…
Perennial Saltmarsh Aster
Symphyotrichum tenuifolium (L.) G.L.Nesom
Symphyotrichum tenuifolium is a perennial herbaceous flowering plant native to t…
wavy-leaf aster
Symphyotrichum undulatum (L.) G.L.Nesom
Symphyotrichum undulatum is a perennial herb native to eastern North America, gr…
Arrow-leaved Aster
Symphyotrichum urophyllum (DC.) G.L.Nesom
Symphyotrichum urophyllum is a perennial herbaceous flowering plant native to ea…
Rough Comfrey
Symphytum asperum Lepech.
Symphytum asperum, the tallest comfrey species, is native to Asia and introduced…
Caucasian Comfrey
Symphytum caucasicum M.Bieb.
Symphytum caucasicum M.Bieb. is an ornamental Boraginaceae plant native to the C…
Creeping Comfrey
Symphytum grandiflorum DC.
Symphytum grandiflorum is a deer-tolerant ornamental perennial boraginacae nativ…
common comfrey
Symphytum officinale L.
Symphytum officinale (comfrey) is a mildly toxic perennial herb with a history o…
Soft Comfrey
Symphytum orientale L.
Symphytum orientale L. is a 1753-described Boraginaceae flowering plant native f…
Tuberous Comfrey
Symphytum tuberosum L.
Symphytum tuberosum L. (tuberous comfrey) is a hardy plant found across Europe w…
Eastern Skunk Cabbage
Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton
Symplocarpus foetidus, or eastern skunk cabbage, is a thermogenic early-spring b…
sapphire-berry
Symplocos paniculata (Thunb.) Miq.
Symplocos paniculata is a tree with fragrant flowers, blue fruits eaten by birds…
Sweetleaf
Symplocos tinctoria (L.) L'Hér.
Symplocos tinctoria is a North American flowering shrub or tree used historicall…
Guyandotte beauty
Synandra hispidula (Michx.) Baill.
Synandra hispidula is a strict biennial herb that grows in shady moist North Ame…
Strawberry Sewejaartjie
Syncarpha eximia (L.) B.Nord.
Syncarpha eximia, commonly the strawberry everlasting, is a flowering plant spec…
