Kaliwatan sa sitaw ang Crotalaria maypurensis.^[1] Una ning gihulagway ni Carl Sigismund Kunth.^[2] Ang Crotalaria maypurensis sakop sa kahenera nga Crotalaria, ug kabanay nga sitaw.^[1][3]

Kini nga matang hayop na sabwag sa:

• Argentina
• Brasil
• Panama
• Paraguay
• Peru
• Venezuela
• Costa Rica
• Cuba
• Ondoras
• Puerto Rico
• Guyana
• Colombia
• Belize
• Guatemala
• Mehiko
  • North
  • Central

Ang kaliwatan gibahinbahin ngadto sa matang nga nahiubos:^[1]

• C. m. depauperata
• C. m. maypurensis

1. ↑ ^{1.0 1.1 1.2} 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) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 11478861. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Standley,P.C. & Steyermark,J.A (1946) , Fieldiana, Bot. 24(5):1-425 Leguminosae
3. ↑ Roskov Y., Zarucchi J., Novoselova M. & Bisby F. (†) (eds). (2019). ILDIS World Database of Legumes (version 12, May 2014). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.