Picea engelmannii Parry ex Engelm

Chicago citation style
Picea engelmannii Parry ex Engelm. 18 Sep 1902. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13202713&repo=DPLA. (Accessed December 12, 2018.)
APA citation style
(18 Sep 1902) Picea engelmannii Parry ex Engelm. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13202713&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13202713&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.