Yellow coralbells plants, probably in Olympic National Park, date unknown

Chicago citation style
Rockwell. Yellow coralbells plants, probably in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2255. (Accessed October 22, 2018.)
APA citation style
Rockwell, Yellow coralbells plants, probably in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2255
MLA citation style
Rockwell. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2255>.
Note: These citations are programmatically generated and may be incomplete.