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A MANUAL OF THE PENICILLIA 



Fig. 104. Penicillium roqueforti Thom. A1-A4, Habit sketches of representative 

 penicilli. B^-Bz, Detailed drawings showing penicilli of varying complexity. Co- 

 nidiophore walls are usually conspicuously roughened or tuberculate, but may be 

 smooth, particularly in smaller structures like Bi. 



