61 



PLATE III. 



Fig. 10. Germinated Nectria spore forming Fusarium co- 



nidia. y 375. 

 „ 11. Fusarium conidia produced by Spicaria. Average 



size. X 560. 

 „ 12. Fusarium conidia produced by Nectria. y 560. 

 „ 13. Fusarium conidium produced by Nectria; sown 



in a hangingdrop it only forms Fusarium conidia. 



y 375. 

 „ 14. Nectria perithecia. X 80. 

 „ 15. Asci witli ascospores of Nectria. y 375. 

 „ 16. Striped ascospores of Nectria. y 560. 

 „ 17. Longitudinal section through iV^ec/na perithecium 



on stroma, bursting through the bark of cacao- 



branch, a indicates the perithecium, y the stroma, 



h the cork, c the bark. y 80. 



