Opuntia tuna var. cubaguensis Gentry

Chicago citation style
Opuntia tuna var. cubaguensis Gentry. 14 Apr 1939. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2119559&repo=DPLA. (Accessed November 20, 2018.)
APA citation style
(14 Apr 1939) Opuntia tuna var. cubaguensis Gentry. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2119559&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2119559&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.