444 DESCRIPTION OF PLATES. 
ascus, showing the operculum open through which the sporidia have 
escaped; e and /, sporidia in different stages of growth, the one at St 
being surrounded by a gelatinous envelope. c, d,e,and f x 400 times. 
Fig. 57.—a, Ryparobius Cvokei, a group the nat. size; b, a group 
slightly magnified; c, a section more highly magnified; d, an ascus 
and paraphyses; ¢, eight sporidia, showing variation in size and shape. 
d and e x 400 times. 
Fig. 58.—a, Ascophanus testaceus, a group. the nat. size seated on 
a piece of old sacking; } and c, cups magnified; @, an ascus with a 
parapbysis ; ¢, six sporidia. d and e x 400 times. 
\ 
Puate X. 
Fig. 59.—a, Bulgaria inquinans, a group the nat. size seated on a 
piece of woud; }, a section of a cup; ¢, two asci in different stages of 
growth with paraphyses ; d, sporidia removed from an ascus. ¢ and d 
x 400 times. 5 
Fig. 60.—a, Vibrissea truncorwm, a group the nat. size; }, a section 
somewhat enlarged; ¢, an ascus and paraphyses; d, a filiform sporidium 
removed from an ascus. cand d x 400 times. : 
Fig. 61.—a, Vibrissea Guernisaci, a group the nat. size; b, one cup 
enlarged; ¢, section of a cup; d, ascus and paraphyses; e, a filiform 
sporidium detached from an ascus. d and e x 400 times. 
Fig. 62.—a and b, Ombrophila clavus, in two forms, nat. size; 
e, section of a larger specimen; d, ascus with paraphyses; e, six 
sporidia. d and e x 400 times. > 
Fig. 63.—a, Calloria vinosa, a group the nat. size; >. two cups 
magnified ; ¢, a section; d, two asci with paraphyses having globose 
heads; e, seven sporidia, showing variation in their form and size. 
d and e x 400 times. 
Fig. 64.—a, Encelia fascicularis, a group the nat. size; 6, a section 
of a cup; ¢, two asci, the one immature, the other mature; d, four 
sporidia. ¢andd x 400 times. 
Fig. 65.—a, Dermatea cinnamomea, several clusters the nat. size ; 
b, a cluster breaking through the epidermis of the bark, magnified ; 
c, a section of a cluster more highly magnified ; d, an ascus and para- 
physis; e, six sporidia in different stages of development, those with 
septa being most mature. d@ and e x 400 times. 
Pig. 66.—a, Cenangium Prunastri, the nat. size, bursting through 
the epidermis of the matrix in tranverse elongated clusters; 6, a cluster 
of ascigerous cups magnified; c, showing another cluster, and at a little 
distance, on the same piece of wood, a cluster of awl-shaped pycnidia ; 
d, a section of a cluster, showing the pycnidia associated with the 
acigerous cups ; ¢, a fragment of the interior of a pycnidium, showing 
the filiform sterigmata, on the summits of which are produced the 
stylospores f; g, three asci, one of which is immature, surrounded with 
the adherent paraphyses; f, nine sporidia. e, 7, g, and & x 400 times. 
