Arnica angustifolia subsp. angustifolia Vahl

Chicago citation style
Arnica angustifolia subsp. angustifolia Vahl. 23 Jun 1893. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12862468&repo=DPLA. (Accessed January 17, 2019.)
APA citation style
(23 Jun 1893) Arnica angustifolia subsp. angustifolia Vahl. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12862468&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_12862468&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.