172 



THE PHYSICAL PROPERTIES OF THE WOODS 



=3 



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Species. 



Pinus glabra 



Salix lasiandra, var. Feudleriana . 



Populus lieteropliylla 



Ficus pedunculata 



Alnus oblongifnlia 



Populus balsamifera, var. eandicans 



Sambucus glauca 



l'inus monophylla 



Pinckneya pubens 



Populus angustifolia 



Picea Engelmanni 



Species. 



Salix amygdaloides . . . 

 Pinus tuberculata . . . . 

 Chamaecyparis splrsroidea . 



Picea pungena 



Coccoloba uvifera . . . . 

 Fraxinus platycarpa . . . 

 Washingtonia filifera . . 



Salix nigra 



Asimina triloba . . . . 



Ficus auiva 



Bursera gummifera . . . 



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227 



213 



212 

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