OF LOWEll GREENSA]S T D PLAKTS. 



161 



support. On the other hand, some such structures as this are 

 seen in the decorticated and knotty wood of irregularly- grown 

 conifers, and appear to bear some relation to suppressed branclilets 

 or leaf- traces. 



The specimen of the Dragon-Tree originally figured showed 

 in addition to these features a curious curving upwards towards 



Text-fig. 46. *' The Dragon-Tree." Drawing of the bifurcating specimen. 

 After Mackie, 1862. x J. Ko. 1764. 



an apparent bifurcation. This was illustrated by Mackie in 

 1862, and again by Seward (1890) (see also text-fig. 46). 



As will be seen in the illustration, and still better in the 

 specimen, the part above the bifurcation where the branches 

 should separate, shows none of the plant-structure, but is merely 



II 



