50 



* w a 1108. Fagus ferruginea, Ait. 



* w a 1109. Cory 1 us Americana, "Walt. 

 :;: w a 1110. Ostrya Virginica, Willd. 



* w a 1111. Carpinus Americana, Michx. 



Myricace^e. 



rr 1112. Myrica cerifera, L. 



* w a 1113. Comptonia asplenifolia, Ait. 



BETULACEiE. 



ay a 1114. Betula lenta, L. 



a 1115. " alba, var. populifolia, Sp. 



a 1116. " papyracea, Ait. 



* \v 1117. " nigra, L. 



a 1118. " glandulosa, Michx. 



* wa 1119. Alnus serrulata, Ait. 



Salicacile. 



* wa 1120. Salixalba, L. 



w 1121. " alba, L., var. vitellina, Koch. 



* \y 1122. " Babylonica, Tourn. 

 ay 1123. " cordata, Muhl. 



yy 1124. " cordata x sericea, Bebb. 



w 1125. u fragilis, L., var. Russelliana, Gray, 



t w a 1126. " humilis, Marshall. 



ay 1127. " longifolia, Muhl. 



* w a 1128. " nigra, Marsh. 



\y 1129. M nigra, Marsh., var. faleata, Carey. 



W 1130. " nigra, Marsh., var. Wardi, Bebb. 



* w 1131. " purpurea, L. 





