|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: Annual to perennial herb. Stem: 1--5, 1--15 dm, +- hairy, glandular. Leaf: basal and cauline, alternate; petiole generally ciliate; blade generally +- oblanceolate, entire to lobed, +- reduced distally on stem. Inflorescence: heads radiate, 10--20 mm, 1--15+ in +- flat-topped or raceme-like cluster; bracts +- narrowly lanceolate; involucre hemispheric to obconic, phyllaries many, in 2--3 series, linear to obovate, green, +- glandular, reflexed in age; receptacle flat or slightly convex, shallowly pitted, glabrous, epaleate. Ray Flower: ray yellow to red. Disk Flower: many; corolla 5--9 mm, yellow to orange, generally glabrous; anther tip ovate; style tips linear-oblong. Fruit: 4--10 mm, cylindric to club-like, black, +- hairy; pappus scales generally 2 pairs, 4--10 mm, generally deeply cut, generally translucent.
Species In Genus: 7 species: western United States. Etymology: (G.W. Hulse, United States Army surgeon, botanist, 1807--1883) Note: Self-sterile.
eFlora Treatment Author: Dieter H. Wilken
Jepson Online Interchange
Key to HulseaPrevious taxon: Holozonia filipes
Next taxon: Hulsea algida
Citation for this treatment: Dieter H. Wilken 2016. Hulsea, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=479, accessed on February 07, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 07, 2016.