Hieracium nigritum R. Uechtr

Chicago citation style
Hieracium nigritum R. Uechtr. 19 Jul 1894. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13138839&repo=DPLA. (Accessed November 20, 2018.)
APA citation style
(19 Jul 1894) Hieracium nigritum R. Uechtr. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13138839&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhbotany_13138839&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.