A cliff-hanger of a survival story: Jesup's milk-vetch | by U.S. Fish & Wildlife Service Northeast Region | Conserving the Nature of the Northeast | Medium
Meet the marvelous milk-vetches | U.S. Fish & Wildlife Service
Common Vetch - Vicia sativa seed from the Victory Seed Company
Maine Natural Areas Program Rare Plant Fact Sheet for Astragalus alpinus
VTech Magi bureau interactif 5 en 1 - Exclusive de Walmart - Version anglaise | Walmart Canada
Astragalus sinuatus | University of Washington Botanic Gardens
Astragalus neglectus (Cooper's milk vetch) - Michigan Natural Features Inventory