PINACE^ 



341 



Var. Doumetii, Carriere. 

 A dwarf, shrubby form of densely conical habit. Leaves very 

 crowded, thin and sharp -pointed. 



Fig. 16.— pice a NIGRA. 



a, spray with two mature cones ; b, two young cones ; c, winter buds and shoot from beneath ; 

 d, section of leaf ; e, young cone-scale and bract ; /, inner side of cone-acale, showing ovules ; g, seed. 



Var. ericoides. 

 This forms a rounded bush with short, slender leaves about 

 I in. long. It is of very slow growth. 



Var. fastigiata. 

 A dwarf, columnar form with slender leaves. 

 P. nigra is recognized without difficulty by its densely hairy 



