Artificial keys to the genera and species of mosses recognized in Lesquereux and James's Manual of the mosses of North America
By: by Charles R. Barnes
Published: 1890
Place of publication: Madison, Wis
Language: eng
Number of pages: 81
Subjects: Mosses; Identification
Notes: Running title: Analytic keys to the species of mosses.

"From the transactions of the Wisconsin Academy of Sciences, Arts and Letters, v. 8, issued May 20, 1890."

Additions and corrections, p.163-166.