familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Ganysma
speciesEriogonum pharnaceoides
Eriogonum pharnaceoides var. pharnaceoides
Common names: Wire-stem wild buckwheat
Treatment appears in FNA Volume 5. Treatment on page 408.
Revision as of 22:38, 16 December 2019 by FNA>Volume Importer
Plants 1–5 dm. Basal leaves: petiole usually 0.3–0.5(–1) cm; blade 2–4 × 0.2–0.4 cm. Inflorescences (10–)20–45 cm. Perianths white to rose.
Phenology: Flowering Jul–Nov.
Habitat: Sandy or gravelly slopes, sagebrush communities, oak, pinyon-juniper, and montane conifer woodlands
Elevation: 1400-2500 m
Distribution
Ariz., N.Mex., Mexico (Chihuahua).
Discussion
Variety pharnaceoides is found infrequently throughout its range in northern and eastern Arizona (Apache, Cochise, Coconino, Gila, Graham, Greenlee, Mohave, Navajo, Pima, Pinal, Santa Cruz, and Yavapai counties) and western New Mexico (Catron, Grant, Hidalgo, Luna, Sierra, Socorro, and Taos counties). Thurber (773, NY) gathered the only known collection from Mexico at Janos, Chihuahua, in 1852.
Selected References
None.
Lower Taxa
None.
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