PLATE 3 



Safrolec.nia diclina 



Fig. I. Small sporangia. X 167. 



Fig. 2. Sporangium with long papilla. X 167. 



Fig. 3. Nested sporangia. X 167. 



Fig. 4. Sporangia, one of which contains sprouting spores. X 167. 



Figs. 5 and 6. Various forms of sporangia. X 167. 



Figs. 7 and 8. Gemmae that have become sporangia. X 167. 



Fig. 9. Intercalary oogonium with characteristic antheridia. X 447- 



Fig. 10. Chain of oogonia. X 447- 



Figs. 11 and 12. Oogonia. X 447- 



Fig. 13. Oogonia containing large number of eggs. X 447- 



