198 DAD0XYL0N. 



51,467. Had. Long. Sect. Not very well preserved, but showing 

 the numerous medullary rays. 



Scaffold Hill, near Newcastle, New South Wales. Nicol Coll. 



51.470. Had. Long. Sect. A good section, in which the multi- 

 seriate bordered pits are seen here and there. 



New South Wales. Nicol Coll. 



51,474. Trans. Sect. A fairly well-preserved section, showing 

 the small, almost square tracheides, numerous medullary rays, and 

 well-marked rings of growth. 



Australia. Nicol Coll. 



51,478. Had. Long. Sect. This section may possibly have been 

 derived from the same petrifaction as section 51,475. It shows the 

 bordered pits and medullary rays clearly. 



Bottom of cliff, near Newcastle, New South Wales. Nicol Coll. 



51,502. Trans. Sect. A well-preserved section, possibly derived 

 from the same petrifaction as section 51,479 (co-type). 



Australia. Nicol Coll. 



51,505. Trans. Sect. A fairly good section, showing the 

 medullary rays and rings of growth. 



Australia. Nicol Coll. 



51,617. Tang. Long. Sect. A good tangential section, possibly 

 derived from the same petrifaction as section 51,616 (co-type). 



Australia. Nicol Coll. 



V. 8238. Trans., Bad., and Tang. Long. Sects. A good series of 

 sections in three directions, showing the structure of the tracheides 

 and medullary rays. The radial section resembles section 51,616 

 (co-type). 



Australia. 



V. 8287. Trans. Sect. A fairly good section, showing the 

 medullary rays and rings of growth. 



New South Wales. 



51.471. Trans. Sect. A rather crushed stem, but the structure 

 is fairly clear in places. 



Australia. Nicol Coll. 



51,504. Had. Long. Sect. Not well preserved, but the 

 medullary rays are fairly clear, and the pits on the tracheides can 

 be seen here and there. 



Australia. Nicol Coll. 



