70 



WEYMOUTH PINE 



[For (/3) 

 see p. 72.] 



scales thin and not thickened conspicuousl 

 into an apophysis. 



(a) Apophysis slight and oblique, and umbo < 

 mere point to the scale ; leaves 5 in a tuj 



Fig. 74. Pinus Strobus, L. 1, open ripe cone ; 2, cone-scale viewe 

 from below ; 3, cone-scale viewed from above ; 4, winged seed seen fror 

 above ; 5, seed forcibly deprived of its wing and seen from below ; 6 

 shoot with growing spring-shoots and two cones of the preceding year 

 (All reduced, after von Tubeuf.) 



