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|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 0.5--4 dm. Stem: erect. Leaf: proximal opposite, distal alternate, sessile, linear, entire or toothed, generally coarsely hairy, sometimes also minutely stalked-glandular, glands generally black, sometimes +- yellow. Inflorescence: heads radiate, 1 or in loose, +- umbel-like to flat-topped clusters; involucre obovoid to obconic, 2--5+ mm diam; phyllaries 3--8 in 1 series, lanceolate to oblanceolate, each enclosing a ray ovary, falling with fruit; receptacle flat to convex, glabrous or minutely bristly, paleae in 1 series between ray and disk flowers, free or fused, phyllary-like (more scarious), deciduous. Ray Flower: generally 3--8; corolla bright yellow, ray fan-shaped to obovate. Disk Flower: ; Fruit: ray fruit black, round in ×-section to +- compressed, weakly arched, bowed abaxially or not, beaked or beakless, glabrous, pappus 0 or of 3--12, lanceolate to awl-shaped, fringed to plumose scales; disk fruit black, +- club-shaped, +- round, glabrous or hairy, pappus of 7--11, generally linear to lanceolate or awl-shaped, fringed or plumose scales.
Species In Genus: 5 species: northwestern California. Etymology: (Harvey Monroe Hall, California botanist, 1874--1932)
eFlora Treatment Author: Bruce G. Baldwin
Jepson Online Interchange
Key to HarmoniaPrevious taxon: Gutierrezia sarothrae
Next taxon: Harmonia doris-nilesiae
Citation for this treatment: Bruce G. Baldwin 2016. Harmonia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=77557, accessed on July 23, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on July 23, 2016.