Sphaeropteris medullaris (G. Forst.) Bernh

Chicago citation style
Sphaeropteris medullaris (G. Forst.) Bernh. 26 Sep 1929. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418253&repo=DPLA. (Accessed November 21, 2018.)
APA citation style
(26 Sep 1929) Sphaeropteris medullaris (G. Forst.) Bernh. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418253&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418253&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.