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Fabaceae
Astragalus
Astragalus tetrapterus
Astragalus tetrapterus
A.Gray, 1878
4% complete
No common name
Proc. Amer. Acad. Arts 13: 369 (1878)
Specifications
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Synonyms
Pterophacos tetrapterus
(A.Gray) Rydb.
Astragalus tetrapterus var. cinerascens
(Rydb.) Barneby
Astragalus tetrapterus var. capricornus
M.E.Jones
Astragalus tetrapterus var. typicus
Barneby
Pterophacos cinerascens
Rydb.