Book ID: 77168
Crosby, Marshall R., Robert E. Magill, Bruce Allen and Si He
A Check- List of the Mosses. 3rd version. 2000. 320 p. 4to. Paper bd.
This checklist recognizes 12 760 species. New species of mosses continue to be described, at a decling rate over the past decade orso, and the number being recognized appears to be declining, also,because of increased synonymy (quoted from introduction).