familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Eucycla
speciesEriogonum thompsoniae
Eriogonum thompsoniae var. albiflorum
Madroño 19: 299. 1969.
Common names: Virgin wild buckwheat
Endemic
Synonyms: Eriogonum corymbosum var. albiflorum (Reveal) S. L. Welsh Eriogonum corymbosum var. matthewsiae Reveal Eriogonum thompsoniae var. matthewsiae (Reveal) Reveal
Plants 2–5(–6) dm. Leaf blade oblong to oblanceolate or elliptic, 2–5 × 0.8–2.5 cm, tomentose abaxially, margins plane. Involucres 2–3 mm. Perianths white.
Phenology: Flowering Jun–Oct.
Habitat: Sandy to gravelly, often volcanic flats and slopes, saltbush and blackbrush communities, pinyon-juniper and oak woodlands
Elevation: 900-1400 m
Distribution
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Ariz., Utah.
Discussion
Variety albiflorum is known only from scattered populations in Washington County, Utah, and in adjacent portions of Mohave County, Arizona.
Selected References
None.
Lower Taxa
None.