ASYMMETRICA-FASCICULATA 



473 



branched, and with larger verticils of sterigmata than in the colonies grown 

 at higher temperature, but with conidia not differing from the above. 



Colonies on steep agar at 24°C. growing more rapidly than on Czapek 

 but essentially similar in pattern and texture. Sclerotia abundant, gener- 



FiG. 122. Penicillium gladioli Machacek, NllRL 938. A and B, Two-week old 

 colonies on Czapek and malt agars incubated at 25°C. C, Colony margin showing 

 abundant sclerotia, malt agar, X 5. D, Detail of penicillus, X 750. 



ally in a layer adjacent to the agar surface, commonly overgrown with 

 loose, floccose, vegetative growth, conidial structures abundant, arising 

 from the substratum or from within the mycelial mass; penicilli similar 

 to those on Czapek; sclerotia as described above. 



