Ascomycetes New to the Flora of Indiana. 
XYLARIACEAE. 
Hypoxylon insidens Schw. 
On exposed board in wood. Montgomery. 
Hypoxylon stigmateum Cooke. 
On hickory log in woods. Montgomery, Union. 
Xylaria digitata (l.) Grev. 
On old log in wood. Montgomery. 
PYRENULALES. 
VERRUCARIACEAE. 
Verrucaria epigea (Pers.) Ach. 
On exposed soil in Sayre’s wood. Union. 
Verrucaria muralis Ach. 
273 
On exposed bricks, sandstone, and limestone boulders. Franklin, 
Monroe, Montgomery, Putnam. 
Verrucaria nigrescens Pers. 
On exposed limestone boulders in open field. Montgomery, Putnam, 
Tippecanoe. 
Verrucaria rupestris Schrad. 
On exposed sandstone in open wood along road. Montgomery. 
Verrucaria sordida Fink sp. nov. 
Thallus partly hypolithic, the epilithic portion thin, sordid, rough- 
ened, clinky-areolate, the poorly defined areoles minute, 0.2 to 
0.5 mm. across; apothecia numerous, concolorous or darker, 
minute, 0.15 to 0.25 mm. across, semi-immersed, dimidiate, the 
superficial portion subconical and surmounted by a minute and 
obscure ostiole; hypothecium and hymenium pale; paraphyses 
gelatinizing and disappearing early; asci clavate, becoming dis- 
tended and variously shaped; spores simple, hyaline, oblong- 
ellipsoid, 16 to 22 mic. long and 9 to 12 mic. wide, 8 in each ascus. 
On limestone boulders along dry run. Montgomery. 
Verrucaria viridula Ach. 
On rock on north side of barn. Montgomery. 
PYRENULACEAE. 
Pyrenula cinerella (Flot.) Fink. 
On cultivated cherry bark in Sayre’s wood. Union. 
Pyrenula leucoplaca (Wallr.) Karst. 
On beech bark in wood at Turkey Run. Parke. 
Pyrenula nitida (Weig.) Ach. 
On bark in wood at Turkey Run. Parke. 
18—16568 
