Xanthium strumarium L

Chicago citation style
Xanthium strumarium L. 19 Sep 1893. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12993031&repo=DPLA. (Accessed November 17, 2018.)
APA citation style
(19 Sep 1893) Xanthium strumarium L. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12993031&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12993031&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.