Sphaeropteris albifrons (Vieill. ex E. Fourn.) R.M. Tryon

Chicago citation style
Sphaeropteris albifrons (Vieill. ex E. Fourn.) R.M. Tryon. 29 Apr 1951. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418028&repo=DPLA. (Accessed November 19, 2018.)
APA citation style
(29 Apr 1951) Sphaeropteris albifrons (Vieill. ex E. Fourn.) R.M. Tryon. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418028&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12418028&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.