- ↑ Abrams,L., 1944 Ill.Fl.Pacific States 2: 635pp.
- ↑ Rollins,R.C., 1940 Rhodora 42(499):217-239...Genus Hedysarum in North America
- ↑ Hitchcock,C.L. et al., 1961 Vasc.Pl.Pacific NW Part III.Univ.Washington Press,Seattle
- ↑ 4.0 4.1 Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2014). "Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 26 Mayo 2014.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ ILDIS World Database of Legumes