A SOUTHERN MICHIGAN WOODLOTUNIVERSITY BULLETINNEW SERIES,SEPTEMBER, 1915VOL. XVII, NO. 10UNIVERSITY OF MICHIGANBOTANICAL GARDEN AND ARBORETUMMICHIGAN TREESA HANDBOOK OF THE NATIVE AND MOSTIMPORTANT INTRODUCED SPECIESByCHARLES HERBERT OTIS, formerly CuratorWITH AN INTRODUCTION BYGEORGE PLUMER BURNS, formerly Director