Oenothera longissima Rydb

Chicago citation style
Oenothera longissima Rydb. 6 Aug 1911. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2075762&repo=DPLA. (Accessed December 10, 2018.)
APA citation style
(6 Aug 1911) Oenothera longissima Rydb. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2075762&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_2075762&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.