Cystopteris diaphana (Bory) Blasdell x C. fragilis (L.) Bernh

Chicago citation style
Cystopteris diaphana (Bory) Blasdell x C. fragilis (L.) Bernh. 13 Sep 1938. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12363176&repo=DPLA. (Accessed November 20, 2018.)
APA citation style
(13 Sep 1938) Cystopteris diaphana (Bory) Blasdell x C. fragilis (L.) Bernh. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12363176&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12363176&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.