Petasites frigidus (L.) Fr

Chicago citation style
Petasites frigidus (L.) Fr. Jul 1954. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12962393&repo=DPLA. (Accessed November 16, 2018.)
APA citation style
(Jul 1954) Petasites frigidus (L.) Fr. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12962393&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12962393&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.