138 
obscurata, Smrf ; L. pezizoidea, Ach. ; L. vernalis , L., and 
other Lichens. 
Yar. deminuta, Th. Fr. 
Syn. Calicium turbinatum, Smrf. 
Lecidea parasitica, var., Th. Fries, Yet. Ak. Forh. 
On thallus of Lecidea cuprea, Smrf. 
Spores 8, oblong, 2 — 4-locular, brown. 
2. B. convexa, Th. Fr., Arct., 234 ; Spitsb., 45. 
Syn., Leciographa, Korb., Par., 464. 
On saxicolous and frequently dead thallus of P/iyscia 
coesia, P. obscura, Placodium elegans, and Lecanora chloro- 
pliana. 
Spores 8, oblong, 4-locular, brown. In all probability 
this and the foregoing should be united with Lecidea para- 
sitica, Flk. 
Genus IY. — Abrothallus, De Not. 1 Till., 112; Linds., 
Hist. Brit. Lichens, p. 311; Monogr. Abrothallus, p. 7 ; 2 
Mudd, 224 ; Mass., Rich., 88. 
Species 1. A. Smithii, Tub, 115; Linds., N. Z. Lich. and 
Fungi, 447 ; Monogr. Abrothallus, 8 ; Hist. Brit. 
Lich., 312. 
Syn. A. Bertmnus , j De N t Mass Rich 88> 
A. Buelhanus , ) ’ ’ ’ 
A. parasiticus, Nyl., Prod., 55. 
A. pulverulentus , Anzi. 
Parmelia saxatilis, v. parasitica, Sm. 
P. conspersa, v. abortiva, Schser. 
Bidtora Parmeliarum, Fw. 
Lecidea, Smrf. 
Endocarpon parasiticum, Ach. 
Lichen parasiticus, Sm., E. Bot., t. 1866. 
On thallus of Parmelia saxatilis, and var. omphalodes, P. 
conspersa , P. caperata, P. physodes, P. tiliacea, P. sinuosa, 
P. olivacea ; Sticta fuliginosa, S. sylvatica, S. limbala ; Rica- 
solia pallida ; Cetraria glauca, C. pinastri, C. Islandica ; 
Physcia pulverulenta (Anzi) , Evernia prunastri, Usuca barbata. 
Spores 6 — 8, soleaform, 2-locular, brown. Possesses 
pycnidia. 
1 Krempelhuber (‘Licli. H. Bayerns,’ 275) classes Abrothallus in the 
Nesolerhice (q. v.j. 
2 Lindsay, “ Monograph of the Sub-genus Abrothallus ‘ Quart. Journal 
of Microscopical Science,’ 1857. 
