familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Ganysma
speciesEriogonum tenellum
Eriogonum tenellum var. tenellum
Common names: Tall wild buckwheat
Treatment appears in FNA Volume 5. Treatment on page 400.
Revision as of 20:10, 24 September 2019 by FNA>Volume Importer
Plants 1–5 dm. Caudex stems compact. Leaves basal; blade usually elliptic, 0.3–1.5 × 0.3–1 cm. 2n = 40.
Phenology: Flowering May–Nov.
Habitat: Sandy to gravelly flats and slopes, mixed grassland, saltbush, creosote bush, mesquite, and sagebrush communities, oak and conifer woodlands
Elevation: 900-2200 m
Distribution
Colo., N.Mex., Okla., Tex., Mexico (Chihuahua, Coahuila).
Discussion
Variety tenellum is common and widespread throughout its northern range in southeastern Colorado, New Mexico, western Oklahoma, and northern and western Texas. Outlying populations, extending northward from Mexico, enter the flora area in Dona Ana County, New Mexico, and Webb County, Texas.
Selected References
None.
Lower Taxa
None.
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