PLATE 103 



Anthoceros nostocoides sp. nov. 



(W. H. P., ad nat. del.) 



Figs. 1,2. Plants nat. size. 



Fig. 3. Portion of frond, X 11. 



Fig. 4. Apex of frond, X 24. 



Fig. 5. Cross-section of frond, X 24. 



Fig. 6. The same, X 50. 



Fig. 7. The same with Nostoc colony, X 24. 



[370] 



