268 PLANT LIFE OF ALABAMA. 
Pyrenula nitida nitidella Floerk. 
On bark. Conecuh County, Brooklyn (Beaumont), 
Louisianian area, Texas to South Carolina. West Europe. 
Pyrenula pachycheila Tuck. 
On bark. South Alabama (Beaumont). 
Louisiana area. Texas to South Carolina, 
VERRUCARIA Pers. 
Verrucaria fuscella (Turn.) Ach. 
Cherty rocks, Lawrenee County, Moulton (Peters). 
arolinian and Alleghenian areas, New England. Enrope. 
Verrucaria rupestris purpurascens Schaer. 
Mountain region on limestone rock ( Peters). 
Carolinian area, 
PYRENASTRUM Eschw. 
Pyrenastrum astroideum (Fée.) Eschw. 
Barks. South Alabama (Beaumont). 
Lonisianian area, Texas to South Carolina. 
SAGEDIA Fr. 
Sagedia cestrensis Tuck. 
On cherty rocks. Lawrence County (/'eters), 
Louisianian to Alleghenian area, Louisiana, South Carolina, and North Carolina, 
to Pennsylvania and New England. 
TRYPETHELIUM Spreng. 
Trypethelium cruentum Mount. 
On bark of magnolias, live oak, ete., in low, damp woods, Mobile County, com- 
mon. ‘Tennessee Valley (Peters). 
Louisianian and Carolinian areas. Mississippi to North Carolina and New Jersey. 
Tropical America, 
Trypethelium scoria Fe. 
On barks. Mobile County. Coneenh County (Beaumont). In damp woods. 
Louisianian area, Mississippi to North Carolina. 
Trypethelium catervarium (I'e.) Tuck. 
Barks. Conecuh County (Beaumont). 
Trypethelium scorites (Tuck.) Nyl. 
On hornbeam and Ilex. Mobile County. Coneeuh County (Beaumont), Lee 
County, Auburn ( Baker 6: Farle). Endemic. 
Louisianian and Carolinian areas. ‘To Noith Carolina. 
Trypethelium exocanthum Tuck. 
On barks. Coneeuh County ( Reaumont). 
Louisianian area. Louisiana to western Florida, 
Trypethelium virens Tuck. 
Conecuh County (Bea umont). 
Louisianian to Alleghenian area. ‘To South Carolina, Virginia, Ohio, and New 
England. 
Tryphthelium mastoideum Ach. 
On bark. Mobile County, Citronelle (Baker), 
Louisianian area. 
STAUROTHELE Norm. 
Staurothele petersii Tuck. 
Peters coll. No. 1, 
On rocks. Lawrence County, Camphbell’s Gap (Peters), Endemic, 
Staurothele diffractella (Nyl.) Tuck. 
Mountain region, On limestone rocks. Lawrence County (Pelers). 
Carolinian and Alleghenian areas, North to New Jersey and New England. 
