TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
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Annual to perennial herbReturn to treatment index page
Stems 15, 115 dm, ± hairy, glandular
Leaves alternate; petioles generally ciliate; blades generally ± oblanceolate, entire to lobed, ± reduced upward
Inflorescence raceme-like; heads radiate, 1many; bracts ± narrowly lanceolate; involucre hemispheric to obconic; phyllaries many, in 23 series, linear to obovate, green, ± glandular; receptacle naked
Ray flowers: ligules yellow to red
Disk flowers many; corollas 59 mm, yellow to orange, generally glabrous
Fruit 410 mm, linear to club-like, black, ± hairy; pappus scales generally 2 pairs, 410 mm, generally deeply cut, generally translucent
Species in genus: ± 8 species: w US
Etymology: (G.W. Hulse, US Army surgeon, botanist, 18071883)
Reference: [Wilken 1977 Madroño 24:4855]
Self-sterile.