Excerpt from Mosses and Lichens: A Popular Guide to the Identification and Study of Our Commoner Mosses and Lichens, Their Uses, and Methods of Preserving York Botanical Gardens, and to Dr. Curtis, of Columbia, for assistance with certain subjects; and especially to Mr. Williams, a moss and lichen specialist of the New York Botanical Gardens, who named the lichens pictured in the book and undertook the laborious task of reading the copy before it was submitted to the publishers. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.