XXXIIl] 



DADOXYLON 



257 



Fig. 474. Dadoxyhn materiarum. Transverse (A) and tangential (B) sections 

 of the secondary xylem. (Kidston Coll. 222, 224.) 



¥ia. 475. Dadoxyhn materiarum. A — C radial longitudinal sections of the 

 secondary xylem. (Kidston CoU. 225.) 



17 



