THE LICHENS OF PERTHSHIRE 61 
Form microcarpa Nyl. 88. — Caillich, Smith, 106. 
M. melina Receesls. On trunks of firs in mountain districts. 
as Ben Lawers, Stirt. in Grev. ii. * 60 (as Lecidea didymospora 
tirt.). 
M. agg pl nob. (L. ses aaa “aes grea Stirt.). 
88. nloch Rannoch, Stirt. in Scottish Nat. 
80, 2. Seems 3 5 bs epebitoally distinct, and ‘reoogniaahle by 
ous See wider spores, and yellow adloralion on application of 
M. fucata nob. (Lotion fucata — in Scottish Nat. pene 16). 
On decorticated w 8. Near Tyndrum, Stirt., loc 
ete a fossarun Th Er. On mosses amongst iva rocks. 
88. “On B n Lawers, near the head of the ravine, ae the 
saxifrages a aeeally got, 1868.” Walter Galt in Grev. i. 75. 
B. resine Th. Fr. On pine trunks in oe tan. districts. 
88. Creag-na-Caillich and Ben Lawers, Smith, 109. 
*B. moriformis Th. Fr. _ On dec ord wood. 87. On an 
indurated birch stump, Ges Falloch, 1 
. mort On rocks. 8 Bon Lawers, Smith, 110. 
Glen Lochay. 89. Ben-y- Peace, at 1000 ft. 
*Var. coracina viges: 87. Stones on the shore of Loch Ard 
and Aberfoyle, 
Biatorina ai icans A. L. Sm. On earth amongst 
calcareous rocks. 88. Ben Lawers, Holl ex pers ed. 1, 314. 
Craig Tulloch, Cromb. 
ndida Jatta. On decayed mosses or on earth ——e 
rocks in alpine situations. 88. Ben Lawers, Jones & Crombd. i 
Cromb. Lichenes, 77. Craig Tulloch, Cromb. Creag-na- “Caillich 
and head of Lochan- a-Chait, Smith, 112. 
*B. cumulata Th. Fr. On the ground amongst mosses in alpine 
situations. 89. Ben Vrackie, at ston ft. amongst Polytrichwm 
Pp 
114. 88. Ben Lawers, “Suni th, ib. 
B. pilularis Koerb. On mossy tree trunks. 88. Aberfeldy, 
Smith, 116. Glen Lochay, Killin and Ben Lawers, Smith, ib. 
*B, graniformis A. L. Sm. On old palings and trunks of trees. 
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B. cyrtella Th. Fr. On tree trunks. ie Glen Falloch, Smith, 
18. illin, 1913 
B. Grifithii Massal. On the smooth bark of — 87. Glen 
Falloch, Holl in Leight. ed. 1, 321. 88. Rannoch Moor. 
erysiboides Th. Fr. form pallida Nyl. On aera trunks 
and stumps of trees. 87. Loch Katrine, Cromb. Lichenes, 73. 
B. globulosa Koerb. = the bark of trees. 87, Loch Katrine, 
Cromb. ex Leight. ed. 1, 320 
B. spodiza A. L. Sm. On old fir palings. 88. Killin, Cromb. 
in Grev. ii. 
B. syno nothea Koerb. On old oe or decorticated trees. 
87. Glen Falloch, Cromb. Lichenes, 70. 88. Finlarig, Killin, 
Cromb., ib. 89. Glen Tilt. 
