82 



GENERA OF UNCERTAIN POSITION 



[CH. 



leaf in the Hutton collection which was believed to be the specimen 

 reproduced on Plate 29 of the Fossil Flora. Fig. 665 represents- 

 an impression in the British Museum^ from the Newcastle Coal 

 Measures ; the cuneate and partially torn lamina, 15 cm. long, is 

 characterised by the very large number of forked veins, approxi- 

 mately three to a breadth of 1 mm. In this and another specimen^ 



I'lo. 665. Psygmophyllum flahellatum. (Brit. Mus. No. 40578 ; 

 ca. f nat. size.) M. S. 



it can be seen that the veins occasionally anastomose, but this 

 feature is more clearly shown in some better specimens in the 

 Sunderland Museum^. One of these is represented half natural 

 size in fig. 666. The leaves have no true petiole and are attached 

 to the axis by narrow decurrent bases. A careful examination of 

 the specimen did not enable me to detect any satisfactory evidence 



» No. 40578. a Nq. 38927. ^ p^^ o^ijgj. figures, see Arber (12). 



