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Plants in Massachusetts. 



Gluercus. 



coccinea, Wang. Scarlet Oak. 

 montana, W. Chesnut Oak. 

 palustris, W. Pin Oak. A. 



prinos-chinchapin, Mx. A. Chinquapin, 2 to 6 feet high, 

 prinos-discolor, Mx. Swamp White Oak. 

 rubra, L. Red Oak. 

 tinctoria, Mx. Black Oak. 



BETULINEAE. 



Alnus W. 



glutinosa, L. A. 



serrulata, Willd. Alder. 

 Betula L. 



excelsa, Ait. Yellow Birch. 



glandulosa, Mx. B — e. Shrub Birch. 



lenta, W. Black Birch. 



papyracea, W. Canoe Birch. 



populifolia, Ait. White Birch. 



rubra, Mx. fil. Red Birch. B— e. 

 Carpinus L. 



Americana, W. Horn Beam. 

 Ostrya Mx. 



Virginica, W. Iron Wood. Hop Hornbeam. 



SALICINEAE. 



Populus L. 



balsamifera, Wang. Balsam Poplar. 



candicans, Ait. Balm of Gilead. 



% dilatata, L. Lombardy Poplar. 



grandidentata, Mx. Poplar. 



tremuloides, Mx. White Poplar. 

 Salix L. Willow. 



§ Babylonica, L. 



conifera, W. 



cordata, W. 



discolor, Willd. B. Bog Willow. 

 eriocephala, Mx. Swamp Willow. B. 

 falcata, Ph. 

 grisea, W. 

 lucida, Muhl. 

 Muhlenbergiana, W. 

 myricoides, W. 

 nigra, W. 



pedicellaris, Beauv. 

 prinoides Ph. B — e. 

 rigida, W. 



vitellina L. Yellow Willow. 

 viminalis, L. Osier Basket Willow. B. 



PLATANEAE. 



Platanus L. 



occidentalis, L. Sycamore. Button-Wood. 



MYRICEAE. 



Comptonia Gaert. 



asplenifolia, Ait. Svett Fe n. 



