CHRISTMAS TREES 



305 



771. C. 



Fig. 31. — A fertile branch of the Scots Fir, Pinus sylvestris, showing the 

 small male cones, m.c, and the larger female cones, f.c, also the foliage 

 needles grouped in pairs. Drawn of two-thirds the natural size, linear. 



The lower figures relate to the male cone, a, A ripe male cone, slightly- 

 enlarged ; b, inner face of one of the scales of the male cone, showing the 

 paired pollen-producing or stamen-like patches — much magnified ; 

 c, outer face of the same scale. 

 20 



