Template:Robinson & Fernald, 1894
- Robinson, B.L. & Fernald, M.L. 1894. New Plants Collected by Messrs. C. V. Hartman and C. E. Lloyd upon an Archæological Expedition to Northwestern Mexico under the Direction of Dr. Carl Lumholtz. Proceedings of the American Academy of Arts and Sciences 30: 114–123. JSTOR
BHL