- ↑ Turner,B.L., 1959 Univ. of Texas Press, Austin. 284 pp The Legumes of Texas
- ↑ Wood,C.E.Jr., 1949 Rhodora 51:193-231, 233-302, 305-364, 369-384...Tephrosia...
- ↑ <![CDATA[Correll,D.S. & Johnston,M.C.]]>, 1970 Man.Vasc.Pl.Texas. Texas Res. Found.,Renner 1881pp.
- ↑ 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