Hillside Milkvetch, Hilside Milk-vetch
Astragalus collinus var. collinus

Hillside milkvetch as seen along the old highway (to Ritzville) west of Sprague Lake, Washington. This highway runs along the south side of Sprague Lake.........May 11, 2016.
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Hillside milkvetch as seen along the old highway (to Ritzville) west of Sprague Lake, Washington. This highway runs along the south side of Sprague Lake.........May 11, 2016.
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Hillside milkvetch blooming on the east-facing slopes of Sourdough Ridge, Asotin Wildlife Area, Asotin County, WA.........June 3, 2017.
Paul Slichter