THE LICHENS OF PERTHSHIRE 63 
 B. squamulosa A. L. Sm. On rocks, walls, and earth. 
88. Craig Tulloch, Smith, 135. 
B. sabulosa Massal. On earth and mosses in the crevices of 
rocks. 88. Ben Lawers, Jones ex Mudd, 188. Craig ees 
Ach- 
‘romb. ney imag and Lochan-na-Chait, Smith. 
more, aaa : 
Var ma A. L. Sm. 88. Ben Lawers, Smith, 136. 
89. Peay Glos at 2350 ft., 1912, 
B. squalida Jatta. On mosses, chiefly species of Andrea, and 
on calcareous soil in alpine situntions, 88. Above Lochan-a-Chait, 
Sma Luge 137. Ben Lawers, at 3000 ft 
spheroides Koerb. On trees. ae Aberfeldy, Holl ex 
Leight ed. 1, 336. Ben Lawers, Smith, 1 
: agelii Anzi. On tree trunks. 88. On sycamore, near 
Crianlarich, : 
B. metamorphea Oliv. On mosses. Rare. 89. Glen Fender, 
1872. “ Very rare, and ‘seen only on one stone of wall,” Cromb. 
in Grev. i. 172. 
sabultorum Branth. & Rostr. Encrusting mosses on rocks, 
walls and tree trunks. 88. On Weissta compacta on Ben Lawers, 
and Craig Tulloch, Smith, 142. 89. On Tortula muralis, on a 
pede near Loch of Lows, Dunkeld, 1912. 
r. simplicior A. L. Sm. 88. Ben Lawers, Smith, 143. 
“B S rabeiridesooni A. L. Sm. var. trisepta A.L. Sm. On mosses 
and stones. 89. On decaying Rhacomitrium, at 3350 ft. on 
1 
. lignaria Massal. Usually encrusting mosses on the ground, 
more rarely on old palings, rocks and stones. 88. Crianlarich, 
vee oe and ore pene on. 145. On soaks in eas 
f Loch 912, Hunter. Bank o 
ar Ki side Tay, 1 
River Doshack ite “1913 (form minuta). 89. Blair ra 
Cromb. 
Form nigrata A. L. Sm. 88, Summit of Ben Lawers!, 
oe 145. 
B. ilyophora nob. {Léoidoa a Stirt. in Scottish Nat. 
ig ae On decayed wood. . Near Kinloch Rannoch, Swrt., 
loc. 
B. melena Arnold. On Sa ground = dead wood, ascend- 
ing to 3000 ft. on Ben-y- 88. n Lawers!, Jones ex 
pied. J. Bot. 1867, 256. Dexia, Smith, 146, near Killin. 
89. Ben-y-Gloe!, Smith, ib. Ben Vrackie 
*B. leucoblephara Arnold, var. rupicola var. nov. Thallus effuse, 
almost smooth, finely rimulose, very dark ci agi Apothecia 
black, with a whitish sub-pubescent ~_— Spores smaller, 
8-13 x 33-4 ». Differs from the type in the darker, non- 
granulose thallus and smaller spores. 8'7. On smooth slate rocks 
on the shore of Loch Ard, 1914, A. Wilson 
B. rhexoblephora A. L. Sm. On decaying mosses amongst 
schistose rocks in alpine situations. Rar n moss, summit 
of Ben Lawers, 1861, Jones ex Carroll in - Bot. 1865, 290. 
