Eucephalus is a genus of North American flowering plants in the family Asteraceae.Nuttall, Thomas. 1841. Transactions of the American Philosophical Society, new series 7: 298–299 in EnglishTropicos, Eucephalus Nutt.Flora of North America Vol. 20 Page 39 Eucephalus Nuttall,1840.
Eucephalus is a perennial up to 160 cm (64 inches) tall. It has numerous flower heads, some species with both ray disc florets but others with only disc florets. Disc florets are nearly always yellow in the genus, but ray florets can be white, pink, purple, or violet.
SpeciesThe Plant List search for EucephalusBiota of North America Program 2013 county distribution maps
Eucephalus breweri – California Nevada Oregon Eucephalus elegans – Nevada Oregon Idaho Montana Wyoming Utah Colorado Eucephalus engelmannii – California Nevada Utah Colorado Idaho Montana Washington British Columbia Alberta Eucephalus glabratus – California Oregon Eucephalus glaucescens Washington Eucephalus gormanii – Oregon Eucephalus ledophyllus – California Oregon Washington Eucephalus paucicapitatus – Washington British Columbia Alberta Eucephalus tomentellus – California Oregon Eucephalus vialis – California Oregon
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