PLATE 33 



ACHLYA AMERICANA 



Fig. I. Habit of plant. X 68. 



Fig. 2. Apical oogonium (only one of its kind seen). X 278. 

 Fig. 3. Typical sporangia. X 188. 

 Fig. 4. Typical oogonium and antheridia. X 503. 



Fig. 5. Oogonium with diclinous antheridium and an unusually long oogonlal stalk. X 278. 

 Fig. 6. Irregularly-shaped oogonium. X 278. 



Fig. 7. Two typical oogonia, one with a slight protuberance. X 278. 

 Fig. 8. Oogonium with a crooked and irregular stalk, also with a slight protuberance as in 

 fig. 7. X 278. 



