7o6 



ADDITIONAL EXERCISES 



temperature is 40° to 45°C. When ripe, the cheeses are prepared for shipment by a 

 covering of tin-foil properly inscribed with the manufacturer's name. 



Penicillium Camemherli (Fig. 245). — The colonies of this important fungus on 

 potato agar are at first effused and white changing in five to eight days togray- 



FiG. 245. — Penicillium Camemherli. a, Conidiophore with common type of 

 branching with conidiospores; b, a common less-branched form; c, d, /, diagrams of 

 large fructifications; g, i, j, germinating conidiospores. {From Bull. 82, Bureau of 

 Animal Industry, also After Thom.) 



green. The hyphae are loosely felted, about 5m in diameter. The septate conid- 

 iophores are 300 to 8oom in length and 3 to 4yu in diameter, thin-walled often 

 collapsing with age. Fructification about 175^ tall, consisting of one main branch 

 and one lateral branch, sparingly branched to produce the sterigmata which abstrict 

 off ellipsoidal conidiospores, smooth and bluish-green by transmitted light, thin- 



