"Genus: Erythrina L". Germplasm Resources Information Network. United States Department of Agriculture. 2007-04-01. Archived from the original on 2009-05-06. Retrieved 2010-01-28.
Advisory Committee on Technology Innovation, Board on Science and Technology for International Development, Commission on International Relations, National Research Council (1979). Tropical Legumes: Resources for the Future. National Academy of Sciences. p. 258.
"Genus: Erythrina L". Germplasm Resources Information Network. United States Department of Agriculture. 2007-04-01. Archived from the original on 2009-05-06. Retrieved 2010-01-28.