FOSSIL PLANTS 159 



9. Taxodium distichum miocenum Heer. 



10. Taxodium tinajorum Heer. 



III. JlJGLANDACE^E. 



11. Juglans acuminata Al. Br. 



12. Hicoria magnified sp. nov. 



IV. BETULACE^E. 



13. Betula, branch. 



14. Corylus macquarrii (Forbes) Heer. 



15. Corylus harrimani sp. nov. 



16. Corylus? palachei^. nov. 



17. Alnus corylifolia Lesq. 



1 8. Alnus sp. 



V. ULMACE^E. 



19. Ulmus braunii Heer. 



VI. ACERACEJE. 



20. Acer trilobatum var. 



VII. HlPPOCASTANACE^E. 



21. ^Ssculus arctica sp. nov. 



VIII. STERCULIACE^. 



22. Pterospermites magnifolia sp. nov. 



23. Pterospermites alaskana sp. nov. 



IX. ERICACEAE. 



24. Andromeda grayana Heer. 



25. Vaccinium alaskanum sp. nov. 



X. INSERTS SEDIS. 



26. Phyttites saundersi sp. nov. 



From this it appears that nine families and twenty-six 

 forms are represented. Of these families the richest, both 

 in forms and individuals, is the Pinaceae, to which nine 

 forms are referred. The most abundant conifer is Tax- 

 odium disttchum miocenum^ which is represented by 

 forty or more pieces of matrix on which there is nothing 

 else preserved, while hardly a piece in the collection is 

 without fragments of greater or less size. The species 

 must have been an important element in this flora, as it 

 undoubtedly was in other arctic floras. Associated with it, 



