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Key to families | Table of families and genera
Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.
Perennial herb from stout caudex, ± scapose. Stem: densely leafy at base, leafless distally. Leaf: basal and closely alternate, simple, petioled or sessile, entire, 3-veined. Inflorescence: heads radiate [discoid], 1; peduncle long; involucre hemispheric; phyllaries ± overlapped in 3–6 series, free; receptacle paleate, palea folded around and falling with fruit. Ray flower: sterile; style 0; ray yellow. Disk flower: (50)200–500+; corolla yellow, tube slender, throat abruptly expanded, lobes triangular; anther tips ovate, ± acute; style tips triangular. Fruit: strongly compressed, wedge-shaped; edges ± white, corky, glabrous or long-ciliate; faces black, glabrous or ± hairy; pappus  of 2 narrow awns and a crown of shorter scales.
4 species: western North America. (Greek: like Encelia) [Clark 2006 FNANM 21:112–113]
Unabridged references: [Fehlberg & Ranker 2007 Syst Bot 32:692–699]
1. Petioles winged, wings merging with blades, blades diamond-shaped or widely elliptic; herbage silvery-canescent ..... E. covillei
1' Petioles not or barely winged, blades ovate; herbage dull gray ..... E. nudicaulis
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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