Arctotheca calendula (L.) Levyns

Chicago citation style
Arctotheca calendula (L.) Levyns. 18 Oct 1958. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13046238&repo=DPLA. (Accessed November 21, 2018.)
APA citation style
(18 Oct 1958) Arctotheca calendula (L.) Levyns. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13046238&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13046238&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.