Abstract
Astragalus columbianus, known from only two collections, was designated as rare, endangered and probably extinct. This species has been rediscovered and, while occupying a strip only 0.1 by about 10 km, is vigorous and in no immediate danger.
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Literature Cited
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Sauer, R.H., Mastrogiuseppe, J.D. & Smookler, R.H. Astragalus columbianus (Leguminosae)-Rediscovery of an “extinct” species. Brittonia 31, 261–264 (1979). https://doi.org/10.2307/2806185
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DOI: https://doi.org/10.2307/2806185