Excerpt from The American Botanist, 1907, Vol. 12: Devoted to Economic and Ecological Botany N ow, as it might happen that the constant torsion in one direction would break the tendril, it, after a while, reverses the direction of the twist, so that one commonly finds in the middle of the helix, a short, straight piece. 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.