Flora of North America species comparison

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Astragalus oophorus var. oophorus
Photo is of parent taxon

bladder milk vetch, egg milkvetch
Leaflets

9–19(or 21).
Flowers

16–23 mm;

calyx often purplish, campanulate, glabrous, tube (4.6–)5–6.5 × 3.4–4.5 mm, lobes 2–4.2 mm;

corolla usually pink-purple and wing tips white (bicolored), less often concolorous.
Legumes

subsymmetric, ellipsoid, (25–)35–55(–63) mm, sutures convexly arched, sometimes less strongly so ventrally;

gynophore 3.5–8(–10) mm.

Astragalus oophorus var. oophorus
Phenology Flowering May–Jul.
Habitat Open hillsides, gullied banks, on dry, gravelly or sandy soils derived from various sedimentary and eruptive rocks, pinyon pine and sage­brush communities.
Elevation (1500–)1600–3200 m. ((4900–)5200–10500 ft.)
Distribution
from FNA
CA; NV
[BONAP county map]
Discussion

Variety oophorus ranges from the Panamint Mountains and upper Owens Valley of southeastern California to west-central and central Nevada.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Astragalus > sect. Megacarpi > Astragalus oophorus
Sibling taxa
A. oophorus var. caulescens, A. oophorus var. clokeyanus, A. oophorus var. lavinii, A. oophorus var. lonchocalyx, A. oophorus var. wilkenii
Name authority unknown
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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