Cirsium heterophyllum (L..) Hill

Chicago citation style
Cirsium heterophyllum (L..) Hill. 12 Jul 1996. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12979962&repo=DPLA. (Accessed December 16, 2018.)
APA citation style
(12 Jul 1996) Cirsium heterophyllum (L..) Hill. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12979962&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12979962&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.