254 



ABAIJCARINEAE 



[CH. 



in longitudinal section (fig. 735) a large cavity in the lower part of 

 the scale containing at each end a dark patch of some secreted 

 substance s, s ; above this is a vascular strand vb, extending into 

 the distal end of the scale near which is a ligular outgrowth I, and 

 below this is a depression on the upper face of the scale in which 



Fio. 736. Conites Juddi, forma d. A, Longitudinal section of cone; tc, xylem, 

 d, seed, e, /, cone-scales. B, Scale in longitudinal section ; c, vascular bundle; 

 a, periderm ; b, palisade-tissue ; I, ligule ; s, seed. (After Seward and Bancroft. ) 



a seed was originally situated. The cones shown in fig. 734, B, C, 

 have lost their seeds and indicate a persistent habit in contrast 

 to the cones of Agaihis and, presumably, the cones which possessed 

 scales like Damwarites horealis. The cone seen m fig. 734, A, is 

 probably younger; the scales are more crowded and in one of 



