64 THE LICHENS OF PERTHSHIRE 
B. leucopheopsis A. L. Sm. On stones in walls. 88. Rapes 
ful, but rare in fruit on Ben Lawers, 1872, Cromb. in Grev 
14 
Bacidia luteola Mudd. On trunks of trees. 88. Aberfeldy, 
Holl ex Leight. ed. 1, 342. 
B. inundata Koerb. On rocks and boulders which are at times 
under abe and occasionally on moist wood. 88. Glen Lochay, 
Smuth, oe — by the river below Killin 
B.a na Branth. & Rostr. On the smooth bark of trees ; 
more saat on old wating 88. Killin, Ben Lawers and Falls of 
Moness, Aberfeldy, Smith, 158. 
B. Beckhausii Koerb. On trees. 88. Aberfeldy, Smith, 158. 
. muscorum Mudd. Encrusting mosses. 89. Glen Fender 
and Blair Atholl, Cromb. ex Leight. ed. 1, 3 Glen Tilt. 
. ortbata A.L.Sm. On the ground amongst schistose rocks. 
88. Ben Lawers, 1873, Stirt. in Grev. ii. 141. 
B. atrogrisea Arnold. On trunks of trees. 88. Kenmore, 
Smith, 162. 
B. umbrina Branth. & Rostr. On rocks and _ stones, ore 
rarely on old palings. 88. Ben Lawers and Craig 
Smith, 163. Achmore, Killin, 1913. 89. ‘Glen Fender, Crom. 
ex Leight. ed. 1, 345. 
Var. compacta Th. Fr. 88. Ben Lawers, Smith, 2 
B. 
Var. re aie A. L. 8m. 88. Near the summit of Ben Lawers, 
Smit 
Var: arenicola A. L.Sm. 88. Ben Lawers, Holl ex Leight. 
ed. 1, 357. Creag-na-Caillich and Rannoch, Smith, 165. 
Buellia canescens De Not. On old trees and walls. Rare. 
88. Perth, Lindsay, 237. eee Strath Dochart, 1910. 
*B. polospora A. L. Sm. On trees. 88. On birch near Loch 
Laidon, Seasrnissh Moor, 1911. 
B. myriocarpa Mudd. On trees and palings, more ae on 
rocks. 87. Aberfoyle, 1914. 88. Aberfeldy, Cromb. ex Leight. 
ed. 1,307. Loch Tummel, and by ms Sas Tummel. 89. Blair 
Atholl, Cromb. On oak near Loch of Lows. 
Var. punctiformis Mudd. 88. Ping, Killin, 1913. 89. 
Near Donkeli (on decorticated tree ae 
. succedens A. L. Sm. On mica- schist rocks. 88. Ben 
scat peti ai Jones ex Carroll in J. Be 1867, 258. 
culosa Mudd. On rocks. 88. Craig Tulloch, Cromb. 
ex Leight: ok 3, 315. 
B. leptocline Koerb. var. Mougeotit Th. Fr. On rocks. 88. 
Craig Tulloch, Smath, 174. 
Var. gevrensis Th. Fr. 89. Cairn Gowar, 1873, Cromb. in 
Grev. i. 173. 
B. iieciieouth Mudd. On trunks of trees. 87. Glen Falloch, 
Smith, 177. Callander, Cromb. ex Leight. ed. 1. Aberfoyle. 
