familyPolygonaceae
subfamilyPolygonaceae subfam. Eriogonoideae
genusEriogonum
subgenusEriogonum subg. Eucycla
speciesEriogonum leptocladon
Eriogonum leptocladon var. papiliunculi
Brittonia 26: 92, fig. 2. 1974.
Common names: Butterfly wild buckwheat
Plants (3–)4–10 × 5–15 dm. Aerial flowering stems glabrous. Leaves: blade lanceolate to narrowly elliptic, 2.5–3.5(–4) × (0.4–)0.5–0.8(–1.2) cm, margins plane. Inflorescence branches glabrous. Perianths white. 2n = 40.
Phenology: Flowering Jun–Oct.
Habitat: White or red wind-blown sands on flats, washes and slopes, mixed grassland and sagebrush communities, pinyon-juniper woodlands
Elevation: 1200-2200 m
Discussion
Variety papiliunculi occurs from Emery, Garfield, Kane, and San Juan counties, Utah, southward to Apache, Coconino, and Navajo counties, Arizona, and just enters San Juan County, New Mexico.
Selected References
None.
Lower Taxa
None.
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