taxonomy' 
257 
Penicillium glaucum (green mold or mildew), a type of mildew, 
belonging to the Ascomycetes class of Fungi, forms sage-green crusts 
on bread, jellies, old boots, gloves, and various pharmaceutical 
preparations. It consists of a felt-like mass of interlaced tubular 
Fig. 130. — A, B, Lachnea scutelata. A, Habit; B, ascus with paraphysis; C, D, 
Lachnea hemisphoerica; C, habit; D, ascus with paraphysis; E, Sarcosphoera aren- 
osa habit; F, G, Sarcosphoera coronaria; F, ascus; G, habit; H, Sarcosphoera areni - 
cola ascus with paraphysis. (See Die natiirlichen Pflanzenfamilien I, 1, p. 181.) 
( Harshberger .) 
hyphae called a mycelium. From the mycelium numerous hyphae 
project into the air and bear a green powder, the spores. These 
hyphae are called aerial hyphce. Other hyphae grow down into the 
substratum and are called submerged hyphce. 
. 17 
