- ↑ <![CDATA[Standley,P.C. & Steyermark,J.A]]>, 1946 Fieldiana, Bot. 24(5):1-425 Leguminosae
- ↑ Great Plains Flora Association, 1986 Flora of the Great Plains,vii.Univ. Press Kansas, 1392pp
- ↑ <![CDATA[Correll,D.S. & Johnston,M.C.]]>, 1970 Man.Vasc.Pl.Texas. Texas Res. Found.,Renner 1881pp.
- ↑ Voss,E.G., 1985 Bull.Cranbrook Inst.Sci. 59. Michigan Flora. Part II
- ↑ 5.0 5.1 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