Eriogonum lachnogynum var. lachnogynum

Common names: Woolly-cup wild buckwheat
Synonyms: Eriogonum lachnogynum subsp. tetraneuris (Small) S. Stokes Eriogonum tetraneuris unknown
Treatment appears in FNA Volume 5. Treatment on page 287. Mentioned on page 288.
Revision as of 20:09, 24 September 2019 by Volume Importer (talk)
Plants erect, 1–3.5 × 1–2 dm. Aerial flowering stems 1–2 dm, floccose. Leaves: petiole 0.5–2.5(–3) cm; blade lanceolate or oblanceolate to narrowly elliptic, 1–2.5(–3) × 0.3–0.5(–0.8) cm. Inflorescences subcapitate, umbellate-cymose, or cymose, open and divided 1–3 times; branches 2–20 × 2–20 cm. Involucres 2–5 per cluster, (2–)3–4 mm. Flowers 2.5–5(–6) mm.

Phenology: Flowering Jul–Oct.
Habitat: Sandy to gravelly (often calcareous) or shaley to clayey or gypsum flats and washes, grassland, creosote bush, or mesquite communities, pinyon and/or juniper woodlands
Elevation: 900-2400 m


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Colo., Kans., N.Mex., Okla., Tex.


Variety lachnogynum is widely scattered throughout its range, being mostly infrequent to locally common in eastern Colorado, southwestern Kansas, eastern New Mexico, western Oklahoma, and northern Texas.

Selected References


Lower Taxa