68 THE LICHENS OF PERTHSHIRE 
*Var. denigrata Schaer. 89. Near Cargill, 1914. 
O. betulina Sm. On trees, and occasionally on palings. 
88. Craig Tulloch, Cromb. ex Leight. ed. 3, 401. 89. Blair 
Atholl, Cromb. ex Leight. ed. 1, 378. Pitlochry. 
QO. saxicola Ach. var. Persoonii Stiz. On rocks. 88. Craig 
Tulloch, Smith, 235. ; 
. confluens s Stiz. On Pay chiefly siliceous. 88. Craig 
Tulloch, Cromb. ex Leight. ed. 3, 401. 
O. varia Pers. form gs sade Leight. On trees. 87. Aber- 
foyle, 1914. 88. Killin! Cromb. ex Leight. ed. 1, 381. Near 
Kenmore, 1913. 89. Blair Atholl, Smith, 240. : 
aes diaphora A. L. Sm. 88. Killin! Cromb. ex Leight. 
1, 381. Finlarig Wood. 
*Var. notha Fr. 88. Near Kenmore, 1913. 
Var. eualis Fr. 88. Craig Tulloch, Smith, 240. 89. Blair 
Atholl, Cromb. ex Leight. ed. 1, 383. 
O. vulgata Ach. On trees. 87. Callander, pee 241. The 
Trossachs. 88. Killin, Cromb. ex Lez he ed. 1, 384. Glen 
Lochay and rela Ky ee 89. Dunkeld 7 ge 
Var. siderella Nyl. 88. Kenmore, Smith, 242, Finlarig 
Woods, 1911. 
*Q. zonata Koerb. On damp shady rocks. 88. Falls of 
aphis elegans Ach. On trees. Frequent. 87. The Tros- 
sachs, 1912. Near Aberfoyle. On oak, Loch Ard, 1914 
88. Finlarig. South-east side of Loch Harn. 89. Glen Tilt ! 
Smith, 247. Black Spout, Pitlochry. 
Form parallela Leight. 87. The Trossachs. 89. Glen Tilt, 
Smith, 247. 
*Var. catenula Malb. 87. The Trossachs, 1912. 
G. scripta Ach. On trees. 87. Near Aberfoyle. 88. Aber- 
feldy, Smith, 249. Glen Lochay. 89. Black Spout, Pitlochry, 
1912. Dunkeld. 
Var. minuta Mudd. 87. Callander, Crom. ex Leight. ed. 1, 363. 
*Var. varia Arnell. 87. On holly, The Trossachs, 1912. 
82. nee Ash, Cluny + Bridge, Pitloahry, 1912 
phina anguina Muell-Arg. (Graphis sophistica Nyl.). 
88. On trees on the south-east side of Loch Earn, 1914. 
Var. pulverulenta A. L. Sm. 88. Loch Tay : Waode: Greville 
ex Leight. ed. 1, 371. South-east side of Loch Mar 1914. 
PYRENIDACEZ. 
Corisciwm viride A. Zahlbr. On turfy soil. 87. Ben Ledi, — 
Smith, 265. 88. Ben Lawers! Maingay ex Mudd, 269. Ran- 
noch, Stirt. in Scottish Nat. 1880, 1. Ben Lawers, at 3500 ft., 
Watson. Near Lochan- pies at 2800 ft. 
, 265. 
um Gohakoevon Nyl. Parasitic on species of Collema. 
