Porophyllum ruderale (Jacq.) Cass. subsp. ruderale

Chicago citation style
Porophyllum ruderale (Jacq.) Cass. subsp. ruderale. 2 Apr 1989. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12951879&repo=DPLA. (Accessed November 16, 2018.)
APA citation style
(2 Apr 1989) Porophyllum ruderale (Jacq.) Cass. subsp. ruderale. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12951879&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12951879&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.