172 



Plate IX, Fig. 



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 22. 

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25. 



DESCRIPTION OP PLATES. 



Germination of sporangia! spores in very weak infusion of petals of 

 Hibiscu* rosa-sinemis, showing formation of a chlamydospore 



directly from a spore x 



Formation of a chlamydospore directly from a germinating coni- 



dium x 



Germination of chlamydospores with direct formation of sporangi- 



ferous filaments. 

 Small sporangium of Choanephora Simsoni containing a few spores 

 only , . . . . x 



Germination of a chlamydospore with direct formation of a bisporio 



sporangium . x 



Forms of conidiiferous f notification of Choanephora Simsoni from 



artificial cultures in infusions of petals of Hibiscus rosa-sinensis . x 



Minute sporangia containing one or two spores only x 



Sporangium of Choanephora Cunning hamiana . . . * x 



Ditto ditto ditto x 



Mycelium of Choanephora Gunninghamiana from an artificial culture . x 



Sporangia of Choanephora Gunninghamiana x 



Germination of sporangial spores of Choanephora Gunninghamiana . . x 

 Conidia of Choanephora Cunninghamiana from a culture in infusion 



of the petals of Hibiscus rosa-sinensis . • . x 



Conidia of Choanephora Cunninghamiana from a natural growth on 



Hibiscus flowers . x 



Sporangial spores of Choanephora Cunninghamiana x 



Germinating conidia of Choanephora Gunninghamiana ...... x 



Zygospore of Choanephora Cunninghamiana x 



Ditto ditto ditto x 



Ditto ditto. ditto , showing one conjugating 



element entirely empty whilst the other is still full x 



Conidia of Choanephora Cunninghamiana from an artificial oulture . x 

 Conidiiferous fructification of Choanephora Cunninghamiana in a 



natural growth on a flower of Hibiscus rosa-sinensis ..... x 



40O 



400 



400 



400 



•150 

 150 



400 



400 



400 

 79 



400 



400 



400 



830 

 400 

 400 

 400 



400 

 400 



25 









