[Milkvetches: The Genus Astragalus East of the Cascade Mountains of Oregon and Washington]

Columbia Milk-vetch, Columbian Milk-vetch

Astragalus columbianus

Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus

Columbia milkvetch as seen in the Fitzner/Eberhardt Arid Lands Ecology Unit of Hanford Reach National Monument............May 12, 2013. This is an area of restricted entrance.

Pods of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus - Sideview of a pod of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus - Dorsal view of 2 pods of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus

Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus - Pinnately compound leaves of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus

Pinnately compound leaves of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus - Leaf stipule (of mid-stem) of Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus

Close-up images of the obcompressed pods and pinnately compound leaves as well as a leaf stipule (mid-stem) of Columbia milkvetch as seen in the Fitzner/Eberhardt Arid Lands Ecology Unit of Hanford Reach National Monument............May 12, 2013. Note the numerous appressed, white hairs.
Paul Slichter