B 



FIG. 41. Penicillium glaucitm. 



A Diagrammatic vertical section of a young growth (X 5)> showing 

 mycelium (my], submerged hyphae (s. hy], and aerial hyphse (a. hy). 



B, group of spores : I, before commencement of germination ; 2, after 

 inhibition of fluid : the remaining three have begun to germinate. 



C, very young mycelium formed by a small group of germinating 

 spores. 



