Taxon:  Astragalus miser Douglas var. oblongifolius (Rydb.) Cronquist



Summary
Genus:
Astragalus
Family:
Fabaceae (alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Galegeae
Subtribe:
Astragalinae
Nomen number:
5830
Place of publication:
Leafl. W. Bot. 7:18.  1953
Verified:
02/02/1989 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Astragalus miser Douglas (0 active accession[s])
Astragalus miser Douglas var. decumbens (Nutt. ex Torr. & A. Gray) Cronquist (0 active accession[s])
Astragalus miser Douglas var. hylophilus (Rydb.) Barneby (0 active accession[s])
Astragalus miser Douglas var. miser (0 active accession[s])
Astragalus miser Douglas var. praeteritus Barneby (1 active accession[s])
Astragalus miser Douglas var. serotinus (A. Gray) Barneby (1 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Homalobus oblongifolius Rydb.

No images


Conservation Status

Reference(s)
  1. Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
  2. Cronin, E. H. 1974. The poisonous timber milkvetches. U.S.D.A. Agric. Handb. 459:1-15.
  3. Cronquist, A. et al. 1972-. Intermountain flora.
  4. Majak, W. 2001. Review of toxic glycosides in rangeland and pasture forages. J. Range Managem. 54:494-498. Note: cites this variety as poisonous to livestock in rangelands of the western United States due to the presence of miserotoxin (a nitrocompound)
  5. Welsh, S. L. et al. 1993. A Utah flora.
Common names
LanguageNameAlternate namenoteseqCitation
EnglishWasatch milk-vetch  1Cronin, E. H. 1974. The poisonous timber milkvetches. U.S.D.A. Agric. Handb. 459:1-15.
Englishweedy milk-vetch  1Cronquist, A. et al. 1972-. Intermountain flora.
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeNorthern AmericaNorthwestern U.S.A.United StatesColoradow. & c.Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWyomings.Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
1NativeNorthern AmericaSouthwestern U.S.A.United StatesArizonan.Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
1NativeNorthern AmericaSouthwestern U.S.A.United StatesNevadae.Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
1NativeNorthern AmericaSouthwestern U.S.A.United StatesUtah Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
Native
Northern America
  • NORTHWESTERN U.S.A.: United States [Colorado (w. & c.), Wyoming (s.)]
  • SOUTHWESTERN U.S.A.: United States [Arizona (n.), Nevada (e.), Utah]

Reference(s)
  1. Barneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:233, 235. Note: cites records as poisonous to livestock in southern Wyoming
Economic Uses
UsageTypeNoteReference
Vertebrate poisonsmammals Cronin, E. H. 1974. The poisonous timber milkvetches. U.S.D.A. Agric. Handb. 459:1-15.
Vertebrate poisonsmammalsto livestockBarneby, R. C. 1964. Atlas of North American Astragalus. Part I. The Phacoid and Homaloboid Astragali. Mem. New York Bot. Gard. 13:235.
Vertebrate poisonsmammalsto livestockMajak, W. 2001. Review of toxic glycosides in rangeland and pasture forages. J. Range Managem. 54:494-498. Note: cites this variety as poisonous to livestock in rangelands of the western United States due to the presence of miserotoxin (a nitrocompound)
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=5830. Accessed 15 April 2026.