Penstemon cardwellii

Chicago citation style
Moral, Roger del. Penstemon cardwellii. 1981-07. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/mtsthelens/id/220. (Accessed October 22, 2018.)
APA citation style
Moral, Roger del, (1981-07) Penstemon cardwellii. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/mtsthelens/id/220
MLA citation style
Moral, Roger del. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/mtsthelens/id/220>.
Note: These citations are programmatically generated and may be incomplete.