Contributions from the United States National Herbarium
Govt. Print. Off
by Frederick Vernon Coville
G.P.O. 1893 Contributions from the United States National Herbarium v. 4
Available at 1 libraries
Government Printing Office 1892-1896 Contributions from the United States National Herbarium v. 3
Available at 2 libraries
By John M. Coulter
G.P.O. 1891-1894 Contributions from the United States National Herbarium v. 2
