Eriogonum thompsoniae var. albiflorum

Reveal

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
Treatment appears in FNA Volume 5. Treatment on page 261. Mentioned on page 262.

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

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.
James L. Reveal +
Reveal +
Undefined subg. Eucycla +
Virgin wild buckwheat +
Ariz. +  and Utah. +
900-1400 m +
Sandy to gravelly, often volcanic flats and slopes, saltbush and blackbrush communities, pinyon-juniper and oak woodlands +
Flowering Jun–Oct. +
Eriogonum corymbosum var. albiflorum +, Eriogonum corymbosum var. matthewsiae +  and Eriogonum thompsoniae var. matthewsiae +
Eriogonum thompsoniae var. albiflorum +
Eriogonum thompsoniae +
variety +