Astragalus kentrophyta douglasii Barneby (1964:364)

Douglas' milk-vetch, Douglas’s thistle milkvetch, Barneby's thistle milk-vetch

Taxonomy & Nomenclature

Synonym/s: Astragalus kentrophyta subsp. douglasii (Barneby) W.A.Weber in Phytologia 53: 187 (1983)

Conservation Status

Extinct (Fertig, 2021:7-8; Knapp et al., 2021; POWO, 2024)

Last record: June 1883 (Fertig, 2021:8; Knapp et al., 2021 [as 1883])

Distribution

Oregon & Washington

Biology & Ecology

Hypodigm

Media

References

Original scientific description:

Bameby, R. L. (1964). Atlas of the North American Astragalus. Memoirs of the New York Botanical Garden, Vol. 13, Part III. The New York Botanical Garden, New York.

Other references:

Fertig, Walter. (2021). What Ever Happened to Taylor’s Draba? The Search for Historical and Extirpated Plants in Washington. Douglasia 45(1): 7-13.

Flora of North America Editorial Committee. (2023). Flora of North America North of Mexico 11(2): 543-1108. Oxford University Press, New York, Oxford.

Hitchcock, C. L., Cronquist, A., Ownbey, M., Thompson, J. W. (1961). Vascular Plants of the Pacific Northwest Part 3: Saxifragaceae to Ericaceae. University of Washington Press, Seattle, WA. 614 pp.

Isely, D. (1998). Native & naturalized Leg. of the USA. Brigham Young Univ. Utah.

Kagan, Jimmy and Vrilakas, Susan. (1993). Extinct and Extirpated Plants from Oregon. Kalmiopsis [1993]: 12-16.

Knapp, Wesley M., Frances, Anne, Noss, Reed, Naczi, Robert F. C., Weakley, Alan, Gann, George D., Baldwin, Bruce G., Miller, James, McIntyre, Patrick, Mishler, Brent D., Moore, Gerry, Olmstead, Richard G., Strong, Anna, Kennedy, Kathryn, Heidel, Bonnie and Gluesenkamp, Daniel. (2021). Vascular plant extinction in the continental United States and Canada. Conservation Biology 35(1): 360-368. https://doi.org/10.1111/cobi.13621 [Supporting Information (Appendix S1)]

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 12 July 2024]

Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.

Weinmann, F., Zika, P. F., Giblin, D. E. and Legler, B. (2002+). Checklist of the Vascular Plants of Washington State. University of Washington Herbarium. http://biology.burke.washington.edu/herbarium/waflora/checklist.php

http://citeseerx.ist.psu.edu/viewdoc/download?rep=rep1&type=pdf&doi=10.1.1.214.3747

https://vanishingflora.proboards.com/thread/3963/astragalus-kentrophyta-douglasii