familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Oligogonum
speciesEriogonum compositum
Difference between revisions of "Eriogonum compositum var. compositum"
Common names: Arrow-leaf wild buckwheat
Synonyms: Eriogonum compositum var. citrinum H. St. John & F. A. Warren Eriogonum compositum var. pilicaule unknown
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Revision as of 21:09, 24 September 2019
Plants 4–7 dm. Aerial flowering stems stout, often fistulose, 2–5 dm, usually glabrous, rarely floccose. Leaf blades ovate to deltoid, (2–)7–25 × 2–8 cm. Involucres sparsely to densely lanate. Flowers 5–6 mm; perianth pale to bright yellow. 2n = 40.
Phenology: Flowering Apr–Jul.
Habitat: Sandy to gravelly flats and slopes, mixed grassland and sagebrush communities, oak and montane conifer woodlands
Elevation: 30-2500 m
Distribution
Calif., Idaho, Oreg., Wash.
Discussion
Variety compositum is widespread and common from central-northern Washington and west-central Idaho south through Oregon to northern California.
Selected References
None.
Lower Taxa
None.