PLATE 9 

 Saprolegxia axisospora 



Fig. I. Proliferating sporangia. X 278. 



Fig. 2. Intercalary oogonium. X 188. 



Fig. 3. Young oogonia with antheridia, showing habit. X 188. 



Fig. 4. Oogonium with two ripe normal eggs and two others going to pieces. X 503. 



Fig. 5. Sessile oogonium. X 503. 



Fig. 6. Oogonium in old sporangium. X 503. 



Fig. 7. Oogonia in a chain. X 188. 



Fig. 8. Chains of gemmae with oogonia on tip in two cases; the oogonium on the right with 

 all its contents rounded up into a single mass which formed a wall, but did 

 not take on the typical internal structure of an egg. X 188. 



Fig. 9. Intercalary oogonium with eggs of varied size. X 278. 



Fig. 10. Gemma emptied by a long papilla. X 278. 



Fig. II. Odd-shaped oogonium with a single egg. X 503. 



Fig. 12. Intercalary oogonium containing large and small egg. X 503- 



Fig. 13. Cluster of Pylhiopsis-\ike sporangia. X 188. 



