104 CULTURAL STUDIES OF SPECIES OF PENICILLIUM. 



Table 5. — Decimal summary of comparative cultures in synthetic fluid (Dox's). 



Explanation of decimals: 1.0 denotes normal development, or present; —1.0, slowly typical; 0.1, ger- 

 mination of spores only; decimals from 0.1 to 1.0 denote estimated amount of development between mere 

 germination and typical development; +1.0 denotes very rich growth. 



