- ↑ Standley,P.C., 1920 Contr.U.S.Natl.Herb.23(1-5):1-1721 Trees and Shrubs ofMexic
- ↑ <![CDATA[Shreve,F. & Wiggins,L.]]>, 1964 Vegetation and Flora of the Sonoran Desert, Vol 1 Stanford
- ↑ Breedlove,D.E., 1986 Listados Floristicos de Mexico 4:90-112 Flora de Chiapas
- ↑ 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