80 



J. WATSON. S.J. LYDON & N.A. HARRISON 





t- 



B 



Fig. 41 A-C Torreyites leaf from Lower Cretaceous of Poland. A, single 

 elliptical leaf showing two stomatal grooves, x 7.5; B, close up of one 

 stomatal groove showing long hair-like papillae densely covering 

 stomata in pit. x 30; C, single stomatal opening ringed by hollow, finger- 

 like hairs, x 500. 



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