514? 140. Peripb. 6. SARCOTHALAMEiE. Pl.cell.apk . 
&• depressum. Thallus flattened, rather wrinkled. 
y. inequale . Thallus wartlike, unequal, confluent. 
4. Peripherostoma confluens. Confluent peripherostome. 
Thallus black, unequal, expanded ; thecce free above. 
Sphaeria cohaerens , ' Persoon Syn. II. 
On the trunks of beech- trees. 
5. Peripherostoma irrcgulare. Irregular peripherostome . 
Thallus irregular, tubercular, black ; thecce reddish- 
brown, irregularly scattered. 
Sphaeria irregularis, Sowerby Fungi , 374. 
On rotten wood. 
6. Peripherostoma granulosum . Granular peripherostome . 
Thallus light, spongy, knoblike, black; thecce immersed; 
mouth level with the surface. 
Sphaeria granulosa, Bulliard Champ. ; Sowerby Fungi. 356. 
On dead birch-trees. 
7. Periph. multiceps. Many-headed peripherostome . 
Thallus flat, black, sooty, irregular, spreading; inside 
green ; thecce with a pointed acuminated mouth. 
Sphaeria multiceps, Sowerby Fungi , 395. 
On decayed sticks. 
b. Bursting through the lark. 
8. Periph . melogramma. Black-letter periphrosiome. 
Thallus reverse-conical, soot-black ; thecce rather pro- 
minent. 
Sphaerica ocellata, Persoon Disp. 2. 
Variolaria melogramma, Bulliard Champ. 182. 
Sphaeria obducta, Bolton Fungi. 125. 
Sphaeria melogramma, Persoon Syn. 13. 
On branches of beech and birch trees. 
9. Peripherostoma ribis. Currant-tree peripherostome . 
Thallus elliptical, bursting forth across the branches, 
brown, grooved. 
Sphaeria Ribesia, Persoon Syn. 14. 
On dry branches of red-currant bushes, winter. 
