Carduus pulcherrimus Rydb

Chicago citation style
Carduus pulcherrimus Rydb. 20 Jul 1900. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2110225&repo=DPLA. (Accessed December 14, 2018.)
APA citation style
(20 Jul 1900) Carduus pulcherrimus Rydb. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2110225&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2110225&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.