Ferns :
a manual for the northeastern states, with analytical keys based on the stalks and on the fructification /
with over two hundred illustrations from original drawings and photographs by Campbell E. Waters.

APA Citation

Waters, C. Easter. (1903). Ferns: a manual for the northeastern states, with analytical keys based on the stalks and on the fructification. New York: H. Holt and Company.

MLA Citation

Waters, Campbell Easter, 1872-. Ferns: a Manual for the Northeastern States, With Analytical Keys Based On the Stalks And On the Fructification. New York: H. Holt and Company, 1903.

Warning: These citations may not always be complete (especially for serials).