Text-Book of Western Botany Consisting of Coulter's Manual of the Botany of the Rocky Mountains, to Which is Prefixed Gray's Lessons in Botany. for the Use of Schools and Colleges between the Mississippi River and the Rocky Mountains

This edition only claims to be a compilation, an orderly arrangement and sifting of scattered material. The chief reason is that first editions are necessarily incomplete, and that materials for satisfactory presentation of a flora most quickly come from the provocation of an incomplete edition.