|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Asteraceae (Compositae)||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Perennial herb from woody caudex or short rhizome. Stem: generally erect, 1--16 dm. Leaf: cauline, alternate, proximal generally scale-like, main leaves generally entire. Inflorescence: heads radiate or discoid, 1 or in cyme- or panicle-like clusters; involucre obconic to hemispheric; phyllaries +- equal or graduated in 3--6 series, free, +- keeled, margins papery, pale, sometimes +- red-tipped; receptacle +- flat, pitted, epaleate. Ray Flower: 0--13(21); corolla violet to pink or white. Disk Flower: many; corolla, anthers generally yellow, tube < throat; anther tip +- triangular; style branches flat on inner face, base +- warty, tip acute, hairy. Fruit: generally +- flattened, +- 1--2-ribbed, +- brown, +- hairy; pappus of bristles, generally in 2 series (outer +- 1 mm, inner generally 5--10 mm), +- white to +- brown.
Species In Genus: 10 species: North America. Etymology: (Greek: good head, describing involucre)
eFlora Treatment Author: Geraldine A. Allen
Jepson Online Interchange
Key to EucephalusPrevious taxon: Eriophyllum wallacei
Next taxon: Eucephalus breweri
Citation for this treatment: Geraldine A. Allen 2017. Eucephalus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=68491, accessed on April 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 24, 2017.