Graham, S. A. (1988). Revision of Cuphea section Heterodon (Lythraceae). American Society of Plant Taxonomists.
Chicago Style (17th ed.) CitationGraham, Shirley A. Revision of Cuphea Section Heterodon (Lythraceae). Ann Arbor, Mich.: American Society of Plant Taxonomists, 1988.
MLA (9th ed.) CitationGraham, Shirley A. Revision of Cuphea Section Heterodon (Lythraceae). American Society of Plant Taxonomists, 1988.
Warning: These citations may not always be 100% accurate.