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THAMNOLIA Ach. 
T. vermicularis (Sw.) Schr. 
Baromyces Fee: 
B. aeruginosus Scop. 
B, byssoides (1.) Schr. 
B. roseus Pers. 
Var. fungoides (Sw.) Ach. (Sphyridium fungiformis Scop.) 
Biatora Fr. 
B. granulosa (Esch.) Poetch. 
Var. escharoides Esch. Thallus very minutely granulose, yellow 
or ashy white ; apothecia confluent, diffiform, strongly convex and 
immarginate, dark brown to reddish chestnut; spores simple, = 
mic. On clay soil. 
: B. coarctata Sm. 
Var. elascista Ach. 
Thallus white or greyish, very thin, leprous and effuse, apothecia 
sessile, quite innate, concave or plane with a weil defined promi- 
nent white coarctate margin. Spores similar. 
B. flexuosa Fr. 
B. russula (Ach.) Mont. 
B. cinnabarina (Somf.) Fr. 
B. vernalis (L.) Fr. 
Var. helvola Koerb. 
B. sanguineo-aira (Fr.) Tuck. Spores about "=" mic. 
b. Berengeriana Ny. 
This plant is allied to B. sanguneo-atra Fr. but may be readily 
distinguished by the absence of violet or bluish granules found 
among the paraphyses in that species. Spores ae mic. 
B. rufo-fusca Anzi. 
B. turgidula Fr. 
B, rwulosa (Ach.) Fr. 
B. ARCUATULA (Arn.) Eck. 
Thallus flat and thickened, areolate, rimulose, olivaceous to 
fuscescent; apothecia brownish-black to very black, margin ele- 
vated concolorous and shining, epithecium brown, spores hyaline, 
simple, 2—4-guttate, somewhat curved and obtuse at the apex, 
“=;' mic. A species closely related to B. rivulosa (Ach.) Fr. On 
rocks. 
ii 
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