Difference between revisions of "Eriogonum umbellatum var. bahiiforme"
Fl. Calif. 1: 425. 1914.
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Revision as of 22:37, 16 December 2019
Herbs, spreading mats, 0.8–2(–2.5) × 3–6 dm. Aerial flowering stems erect, usually 0.5–1.5 dm, tomentose, without one or more leaflike bracts ca. midlength. Leaves in rather compact rosettes; blade elliptic to oval, 0.5–1.5(–1.7) × 0.3–0.7 cm, densely white- to gray-lanate on both surfaces, margins plane. Inflorescences compound-umbellate, branched 2–5 times; branches tomentose, without a whorl of bracts ca. midlength; involucral tubes 2–3 mm, lobes 2–3.5(–4) mm. Flowers 5–8 mm; perianth bright yellow.
Phenology: Flowering Jul–Sep.
Habitat: Sandy to gravelly, mostly serpentine flats and slopes, oak and montane conifer woodlands
Elevation: 700-2000 m
Discussion
Variety bahiiforme occurs in widely scattered locations in the Central Coast Ranges (Colusa, Contra Costa, Monterey, Napa, San Benito, Santa Clara, and Sonoma counties) with a disjunct population in the San Gabriel Mountains of Los Angeles County. The more depauperate relative, var. minus, occurs in the mountains to the east.
Selected References
None.