282 FAMILIAR TREES AND THEIR LEAVES. 



the species. There are three species common ia the 

 northeastern section of the country — the red, black, 

 and white. The most interesting one of these is the 

 Bed Spruce. red spruce.* This tree is famihar 

 Picea rubra. to thosc who may have climbed the 

 granite hills of ISTew Hampshire ; nowhere else has 

 the spruce seemed to me quite so impressive, for in 



RtI Spruce. 



* Botanists differ in opinion about the red sprnoe; some con- 

 sider it II variety of tlie black sprnce. In the Manual, Gr.ay fol- 

 lows Englemann's name, Picea nigra, var. rubra. 



