CH. X] 



BLUE AND GREEN MOLDS 



457 



A common and typical form is the Green (bluish green) 

 Mold (Fig. 319) which sends its slender mycelium over and 

 through the substratum, and puts up tall conidiophores 





FIG. 319. Aspergillus (Eurotium) herbariorum. 



Left, sporophore developing conidia, X 200. Upper line, conidia 

 (asexual spores), one germinating, X 625; and young mycelium, X 150. 

 Middle line, ascogonium, and stages in development of the perithecium, tli3 

 second showing antheridia, X 625. Lower line, perithecium, X 150 ; two 

 asci and ascospores, and germinating ascospore, X 625. 



which produce radiating lines of conidia, disseminated by 

 winds. In sexual reproduction two short hyphal filaments 

 come together and intertwine spirally, with presumably a 



