Excerpt from Progressus Rei Botanicae, Vol. 1: Fortschritte der Botanik, Progrès De La Botanique, Progress Of BotanyDie erste Bedingung zum Gelingen dieses Unternehmens ist die Zuverlassigkeit der veröffentlichten Übersichten und diese erscheint nur dann gesichert, wenn sie von hervorragenden Forschern ge schrieben werden.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.