DESCRIPTION OF PLATES. 443 
Fig. 46.—a, Lachnella bicolor, a group the nat. size; b, three cups 
enlarged, in different stages of growth; c, section of a cup; d, three 
ha rs from the exterior of a cup; e, an ascus with two acerose para- 
physes; /, five sporidia. d, ¢, and f x 400 times. 
Fig. 47.—a, Lachnella pteridis, a group the nat. size; b, two cups 
enlarged, one young, the other more mature; c, a section of a cup; 
d, a group of hairs from the exterior of a cup; e, an ascus with a para- 
physis ; 7, seven sporidia. d, e, and f x 400 times, 
Fig. 48.—a, Lachnella hyalina, a group the nat. size; 8, two cups 
in different stages of growth, magnified; ¢, a sectiun of a cup; d, two 
asci; e, six sporidia. d@ and e x 400 times. 
Fig. 49.—a, Lachnella rufo-oli . the nat. size; b, a cup mag- 
nified 10 times; ¢, a section of a cup; @, loose brown cells from the 
exterior of a cup; e, two asci, the one filled with coarse granular pro- 
toplasm, the other in which the sporidia are matured, with a clavate 
paraphysis; /, four sporidia in different stages of development, the 
pseudo-septate ones being the most mature. 
Fig. 50.—a, Tapesia aurelia, a group the nat. size seated on a frag- 
ment of an oak-leaf; 6, two cups enlarged, of different ages, showing 
the white tapesium from which they arise; ¢, a section of a cup; d, a 
portion of the tapesium ; e, asci and paraphyses ; /, seven sporidia in 
different stages of growth. d, e, and x 400 times. 
Fig. 51.—a, Desmazierella acicola, three cups nat. size; b, section 
of a cup magnified, showing the hairy hymenium; ¢, one of the rigid 
hairs of the exterior; d, an ascus; e, a bundle of paraphyses divided 
at the top in the form of bristle-like points, which rise above the 
surface of the hymenium ; f, four sporidia. d, e, and / x 400 times. 
‘Fig. 52.—a, Pirottwa vectis, a group the nat. size; b, two cups mag- 
nified ; c,a section of a mature cup; d, a group of the rigid bristles from 
the margin of acup; e,asci and paraphyses; /, five sporidia in different 
stages of growth, showing their variable shape. d, e, and f x 400 
times. 
Piate IX, 
Fig. 538.—a, Boudiera areolata, a group the nat. size: b, b, two 
cups magnified ; c,a section of a cup; d, an ascus with paraphyses ; 
e, sporidia. d@ and e x 400 times. 
Fig. 54.—a, Ascobolus viridis, three cups the nat.size; 6, a section 
of a cup; ¢, an ascus with paraphyses; d, three sporidia. 
Fig. 55.—a, Saccobolus violaceus, a group the nat. size; b, a group 
slightly magnified ; c, a section of a cup; d, asci and paraphyses; 
e, eight sporidia removed from the ascus and still enclosed in a cell, 
which was developed within the parent ascus; jf, three sporidia 
detached from the group. d, e, and f x 400 times. : 
Fig. 56.—a, Thecotheus Pelletier?, a group..the nat. size; b, two 
cups magnified; ¢, an ascus filled with sporidia; d, the summit of an 
