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I 
THE LICHENS OF PERTHSHIRE 65 
On alder, Loch Ard. 88. Birks of Aberfeldy and Killin, Holl. 
Glen Lochay!, Smith, 177. South- ei be of Loch Earn, 1914, 
89. Blair Atholl, Cromb. ex Leight. ed. 1, 305 
ay Var. insignis A. L. Sm. 88. rca of Ben Lawers, Smith, 
B. lyperi 2a A. L. Sm. On smooth bark. 88. Killin, ae 
Stirt. in Grev. iii. 35. On alders on the south side of Loc 
Rannoch, 1910. 
. atrata Mudd, var. brunnea A. L. Sm. On rocks in moun- 
tainous districts. 88. Summit of Creag-na-Caillich, Smith, 179. 
Meall Chuirn, at 2750 ft., and above Lochan-a-Chait, Ben Lawers, 
at 3000 ft. 89. Ben-y-Vrackie, at 1200 ft. 
. scabrosa Koerb. On the ground, and, more rarely, encrust- 
ing mosses on rocks. 88. Ben Lawers, Holl ex Cromb. Lichenes, 
Her athallina A.L. Sm. 88. Ben Lawets, Smith, 180. 
B. Sages Krempelh. On alpine rocks. 88. Meall Gruaidh, 
Smith, 181 
B. colludens Tuck. On schistose and quartzose mountain rocks. 
88. Killin, Cromb. ex Leight. ed. 1, 314. Ben Lawers, Széirt. 
Creag-na- Gaillich, Smith, 182. Summit of Ben Lawers, and also 
lower down. 89. Near Moulin, 1912. 
B. deludens A. L. Sm. On quartzose stones in ae mad 
tions. 89. Summit of Cairn ial 1871, Cromb. in Gre 
B. badioatra Koerb. On schistose alpine rocks. 88. Bai 
Lawers, 2 eX ees ee L cahai -a-Chait, Cromb. Lichenes, 86. 
Var. atrobadia A. L 88. Meall-nan-Tarmachan, 19 
89. Bainmaita of Cairn Faso and Ben-y- see, 1871, Cromb. in 
Grev. i. 62. At 2800 ft. on Ben-y-Gloe, 1912 
B. I Oliv. On the thallus of various species of 
Parmelia, &. 87. The Trossachs, Cromb. 88. On Parmelia 
saxatilis on Craigie Hill, Perth, Lindsay, 313. Crianlarich, Holl. 
Glen Lochay, Smith, 184. 89. Craig-y-Barns, Dunkeld, Lindsay. 
Glen Shee, Smzth. 
B. advenula A. L. Sm. On the thallus ae righeyaces Wulfenii 
var. rupicola. 87. The Trossachs, Smith, 
eee ie eg plumbina Anzi. On the thallus of Coccocarpia 
plumbea. 88. Finlarig woods, Killin, and near Fortingal, 1911. 
i. sca: anaria A.l.Sm. On hepaties. 88. On Jungermannia, 
Ben rem 1871, Stirt. in Grev. ii. 71. 
Rhizocarpon Cideri Koerb. On rocks i in mountain districts. 
. Ben Lawers!, Holi ex Leight. ed. 1, 330. Loch Tummel, 
Glen Lochay and Killin. 89. Blair Atholl and Ben Vrackie, 
mers Glen Tilt é 
alboatrum Th. Fr. On trees and palings. 88. Killin, Holl 
ex Light, ed. 1, 326. Finlarig, Smith, 189. 
Var. ep ipolia A. L. Sm. 88. Ben Lawers, Smith, 190. A 
distinct form or variety occurs at the Falls of Tummel, in which 
the apothecia become very een and tubercular, and divide 
into 
8 
R. geographicum DO. On ‘pratiltis quartzose, and schistose 
Journal oF Botany, Juny, 1915. ([SuprLemenrt.] 
