PLATE 4S 

 (Taken with slight changes from PI. 79 of Mycologia 4. 19 12.) 



ACHLYA GLOiMERATA 



Fig. I. Part of filament from an old culture, showing segmentation into gemmae. Part of 



one long cell is omitted. The contorted tip cell is almost empty. X 185. 

 Fig. 2. A group of sporangia in different stages. X 125. 

 Fig. 3. An oogonium containing a ripe egg. X 335. 

 Fig. 4. A branched oogonial filament with two oogonia. X 335. 



Fig. 5. A more complex group of oogonia, not all shown. One is intercalary. X 335- 

 Fig. 6. A characteristic group of oogonia with antheridia. X 335. 

 Fig. 7. A sporangium in which the spores became encysted and sprouted in position. X 335- 



