Clark, Josephine A. (1892). "Systematic And Alphabetic Index Of New Species Of North American Phanerogams And Pteridophytes". Contributions from the United States National Herbarium. 1 (7): I–III. JSTOR23490691.
"Publications Received". The Wilson Bulletin. 10 (4): 58–60. July 30, 1898. JSTOR4153565.