From The Collaborative International Dictionary of English v.0.48 :
Hedysarum \Hedysarum\ n. A genus of herbs of Northern temperate regions. Syn: genus Hedysarum. [WordNet 1.5]From WordNet (r) 3.0 (2006) :
Hedysarum n 1: genus of herbs of north temperate regions [syn: Hedysarum, genus Hedysarum]