Hedysarum (Sweetvetch)'s a genus of the botanical family Fabaceae, consisting of about 309 species of annual or perennial herbs in Asia, Europe, North Africa, and North America. Description Hedysarum leaves are odd-pinnate, with entire leaflets (no notches or indentations). The stipules are free or connate, and stipels (secondary stipules) are absent. The inflorescences are peduncled racemes or heads. Bracts are small, with bracteoles below the calyx, and calyx teeth subequal. The petals are p… (More on Hedysarum)