DESCRIPTION OF PLATES. 
Puiate I. 
Fig. 1.—a, Morchella esculenta, nat. size; 6, a section of the same ; 
¢, an ascus and paraphvses; d, sporidia. cand d x 400 times. 
Fig. 2.—a, Gyromitra esculenta, nat. size; b, section of the same; 
¢, an ascus and a paraphysis; d@, a sporidium. candd x 400 times. 
Fig. 3.—a, Helvella lucunosa, nat. size; b, a section of the same; 
¢,an ascus with two paraphyses; d, three sporidia. c and d x 400 
times. 
Fig. 4.—a, Verpa rufipes, nat. size; b, a section of the same; ¢, an 
ascus and a paraphysis; d, sporidia; ¢, cellular filament from the 
epidermis. c,d, ande x 400 times. 
Puate If. 
Fig. 5.—a, Leotia circinans, nat. size; 0; section of the same; c¢, an 
ascus with three paraphyses; d, two sporidia. cand d x 400 times. 
Fig. 6.—a, Mitrula paludosa, nat. size; b, section of the upper part; 
¢, an ascus; @, three sporidia. candd x 400 times. 
Fig. 7.—a, Spathularia flavida, nat. size; b, section of the same; 
c, an ascus with three paraphyses; d, two filiform sporidia. cand d 
x 400 times. 
Fig. 8.—a, Leptoglossum viride, aat. size; b, section of the same; 
¢, an ascus with two paraphyses; d, sporidia. cand d x 400 times. 
Fig. 9.—a, Geoglossum hirsutum, nat. size; 6, an ascus with two 
hooked paraphyses; c, a sporidium; d, one of the black rigid hairs 
from the hymenium intermixed with the asci. 6,c,andd x 400 times. 
Fig. 10.—a, Rhizina undulata, nat. size; 6, a section of the same, 
showing the root-like fibrille; c, an ascus; d, the fusiform sporidia. 
cand d x 400 times. ; 
