ISO 



FUNGI: NON-PATHOGENIC AND PATHOGENIC. 



number of spores, to which the special name of ascospores is 

 applied. 



Perisporiaceae: (i) Aspergillus Niger (vide Fig. 6i, C). — 

 This, with other varieties of the same group is of frequent 



Fig. 6i. — A. Mucor mucedo ; (i), (2), (3) stages in formation of a zygospore; (4) a 

 sporangium containing spores. B. Oidium lactis. C. Aspergillus glaucus (De Bary) ; 

 (i) mycelium; (2) abd (5) gonidiophore bearing spores ; (3), (4) a perithecium (4 con- 

 tains rudimentary asci) ; (6) piece of gonidiophore; (a) sterigma; (*) spore. D. 

 Branched gonidiophore of penicillium glaucum bearing spores. E, F. Saccharomyces 

 cerevisise, cells are budding. G. Ditto, formation of endospores (after Hansen). 



