Achillea sp

Chicago citation style
Achillea sp. 18 Nov 1964. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12981928&repo=DPLA. (Accessed November 13, 2018.)
APA citation style
(18 Nov 1964) Achillea sp. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12981928&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12981928&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.