THE LICHENS OF PERTHSHIRE 53 
. G. corticola A.L. Sm. On pine ani Rare or overlooked. 
88. Creag- na-Caillich, Cromb. in Grev 
Lecidea lurida Ach. n Satealie: soil amongst ‘rocks. 
87. South side of Am Seana 1913. 88. Ben Lawers, Jones 
ex Mudd, 1 
L. alebifera Ach. On the ground and in crevices of rocks on 
mountains. 88. Ben Lawers, Jones ¢ Carroll ex Cromb. Lichenes, 
9. Ben Vrackie, at 00 ft. 
‘L. rhizobola Nyl. On the ground amongst rocks in alpine 
situations. . oe Summit of Ben Lawers, rare, Jones ex Carroll, 
J. Bot. 1865, 2 
L. glaucolepidea Nyl. On peaty ground amongst the moun- 
— 87. Gle sicPalivoh; Smith, 14. . 88. Rannoch, Smith, 14. 
iflepuiac Ach. n calcareous soil. 88. Ben Lawers, 
Ma wing ay ex Mudd, 171. Killin, Cromb. Lichenes, 76. as -na- 
ae Smith, 16. 89. Ben Vrackie, at 2700 ft., 1912 
lugubris Sommerf.. On micaceous rocks and. boulders. 
88. gen Lawers, Macmillan ex Leight.ed. 1,255. Craig Tulloch, 
Cromb. Rannoch, Stirt. in Scottish Nat. 1880, 1.. 89. Glen 
Fender, Cromb. in Grev. me | 
ar. lugubrior A. L. ca 88. South side of Loch Rannoch. 
89. Glen Fender, Cromb. ex Smith, 1 
L. prostratula Stirt. On rocks. 88. Craig Var near Kinloch 
Rannoch. Siéirt. in Scottish Nat. 1880, 2. 
L. confertula Stirt. On rocks. 89. Near Killiecrankie, Stirt. 
in Trans. Glasgow Soc. Nat. 1875-86. 
L. hypocyanea Stirt. On the ground amongst the mountains. 
88. At the foot of Ben Lawers, Stzrt. in Scottish Nat. 1880, 2. 
bees —- Ach. Shaded rocks, and more commonly on stones 
in ent in all three Lae mabe Rie : mci and 
well fruited, Glen Fender,” Cromb. in Grev. 
Form thiotea Ach. 88 or 89? Fallsof Transl 1871. Cromb. 
in Grev. i. 
s Nyl. On rocks, chiefly tongs usually near 
water, in " ponetaibends districts. 88. Ben Lawers, with form 
major Nyl. Cromb. Lichenes, 66. Ben” ‘Cetinbbie Killin, at 
3200 ft., 1913. 
eer lithophiliza Nyl. Onschistose rocks and walls. 88. Crian- 
larich, Ben — and Craig Tulloch, Smith, 21. 
L. coarctata Nyl. On walls and rocks. 87. Glen Falloch. 
88. Shore of "Took Tummel, 1912. 89. Bridge of Cluny, near 
Pitlochry, 1912. 
Var. elacista Cromb. The most frequent. form at low emg 
88. Killin, Piggott ex Leight. ed. 1, 279. . Craig Tulloch, Cromb. 
Ben Lawers, Smith, 23.. Birnam ’ Hill, Lindsay. Bocth-eas side 
of Loch Earn, 1914. 89. Glen Tilt. 
*Form cotaria Cromb. 88. Ben Laoigh, at 2500 ft., 1911. 
Var. glebulosa Cromb. (Lichen glebulosus Sm. and Lecidea 
coarctata form ornata Leight.) Rocks and walls and on earth, 
