Trees of New York State 67 



FRUIT KEY TO THE SPECIES — (Continued) page 



99. Cones cylindrical, long-stali<;ed, 5-11 inches long Pinus Strobus 77 



99. Cones ovate-conical to oblong-conical, sessile or nearly sessile, ? inches 



long 100 



100. Cone-scales unarmed Pinus resinosa 87 



100. Cone-scales armed with deciduous or persistent prickles 101 



101. Cone scales unevenly developed; cones strongly incurved. .Pinus Banksiana S3 

 101. Cone-scales evenly developed or nearly so; cones not strongly incurved. . 102 



102. Seeds nearly oval Pinus virginiana 81 



102. Seeds triangular with rounded sides 103 



103. Spine of cone-scale about 1/25 of an inch long, early deciduous 



Pinus echinata 85 

 103. Spine of cone-scale 1/12-| of an inch long, persistent Pinus rigida 79 



