Difference between revisions of "Eriogonum heermannii var. floccosum"

Munz

Man. S. Calif. Bot., 121, 597. 1935.

Common names: Heermann’s woolly wild buckwheat
Synonyms: Eriogonum heermannii subsp. floccosum (Munz) Munz
Treatment appears in FNA Volume 5. Treatment on page 306. Mentioned on page 304.
FNA>Volume Importer
FNA>Volume Importer
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Revision as of 22:36, 16 December 2019

Shrubs, rounded, usually sparsely branched, 3–6 × 4–8 dm. Leaf blades oblanceolate, (0.5–)0.8–1.5 × 0.2–0.5 cm, tomentose to floccose abaxially. Inflorescences rather dense 5–12 × 5–20 cm; branches rather diffuse, with racemosely arranged involucres at tips, slender, round, smooth, floccose to thinly tomentose, not spinose. Involucres campanulate, 1–1.5(–2) × 1–1.5 mm. Flowers 2–3 mm; perianth yellowish white.


Phenology: Flowering May–Oct.
Habitat: Calcareous gravelly washes and slopes in saltbush and creosote bush communities, and occasionally in juniper woodlands
Elevation: 900-2300 m

Discussion

Variety floccosum is found in scattered desert ranges of eastern San Bernardino County and in the Kingston Mountains of Inyo County, California, in the McCullough Mountains of southern Clark County, Nevada, and just over the border in Mohave County, Arizona. It is disjunct in the Juniper Mesa area of west-central Yavapai County, Arizona, northwest of Prescott.

Selected References

None.

Lower Taxa

None.
James L. Reveal +
Eriogonum geniculatum +
Heermann’s woolly wild buckwheat +
Ariz. +, Calif. +  and Nev. +
900-2300 m +
Calcareous gravelly washes and slopes in saltbush and creosote bush communities, and occasionally in juniper woodlands +
Flowering May–Oct. +
Man. S. Calif. Bot., +
Illustrated +  and Endemic +
Eriogonum heermannii subsp. floccosum +
Eriogonum heermannii var. floccosum +
Eriogonum heermannii +
variety +