Ctenitis submarginalis (Langsd. & Fisch.) Ching var. submarginalis

Chicago citation style
Ctenitis submarginalis (Langsd. & Fisch.) Ching var. submarginalis. May 1919. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13490738&repo=DPLA. (Accessed November 16, 2018.)
APA citation style
(May 1919) Ctenitis submarginalis (Langsd. & Fisch.) Ching var. submarginalis. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13490738&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13490738&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.