Astragalus perianus Barneby (1964:973)
Rydberg's milkvetch
Taxonomy & Nomenclature
Conservation Status
Last record: 1905 (Ripley, 1975:43)
Since Rediscovered [by implication] (NatureServe, 2024)
Previously considered possibly Extinct ("poEX") (Ripley, 1975:43), but known to be extant today (NatureServe, 2024), and thus presumably Rediscovered at some point.
Distribution & Habitat
Utah, USA
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
England, J. L. (1988). Endangered and threatened wildlife and plants; proposed delisting of Astragalus perianus (Rydberg milk-vetch). Fed. Register 53(196): 39626-39627.
Kartesz, J. T. (1994). A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
NatureServe. (2024). Astragalus perianus: Rydberg's Milkvetch. NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available https://explorer.natureserve.org/ [Accessed 1 December 2024]
POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 1 December 2024]
Ripley, S. Dillon. (1975). Report on endangered and threatened species of the United States. House Document 94-51: 1-200 [43].
Spahr, R., Armstrong, L., Atwood, D. and Rath, M. (1991). Threatened, endangered, and sensitive species of the Intermountain Region. U.S. Forest Service, Intermountain Region, Ogden, UT.
Welsh, S. L. (1979). Illustrated manual of proposed endangered and threatened plants of Utah. Brigham Young Univ., Provo, UT. 318 pp.