: 
Ng 
THE LICHENS OF PERTHSHIRE 59 
ascending to 3900 ft. on Ben Lawers. 88. Ben Lawers!, Jones 
ex Mudd, 206. Falls of Tummel, Cromb. Meall-nan-Tarmachan ; 
Ben Chalum; Am Binnein, at 3800 ft.; Glen Eagles, 1914. 89. 
Near Pitloch 
*L. subkochiana Cromb. In similar situations to the preceding. 
88. Ben Chalum, at 2700 ft. 
L. awriculata Th. Fr. Rocks in ~snoaper districts, ascending 
to the summit of Ben Lawers. Frequent. 87. Ben Laoigh, 
Watson. 88. Frequent on the mountains. 30. Near the ee 
of Cairn Gowar, Cromb. in Grev. i. 170. Ben-y-Gloe, 1 
Var. diducens Th. Fr. 87. Ben Laoigh, Watson = Ben 
Lawers, Smith, 80. ae Laoigh, at 3200 ft. 89. Ben Vrackie 
and Ben-y-Gloe, Smith, 8 
L. umbonella Nyl. On alpine rocks. 88. Ben More, Smith, 81. 
. aglga Sommerf. On granitic or schistose rocks on moun- 
tains. 87. Near Aberfoyle. 88. Ben Lawers, Carroll in J. Bot. 
1866, 24. Cee. na-Caillich and Craig Tulloch, Cromb. 89. Ben 
Vrackie and summit of Ben- -y-Gloe, 19 
Form Crombiet Nyl. 88. i Lawers, Holl ex Cromb. 
rarer hiv Craig Tulloch, Crom 
maca Nyl. On io rocks on the higher 
heat 
Var. aba Nyl. 88. Creag-na-Caillich, Cromb. Lichenes, 
“Var. lutescens Nyl. 88. Near the summit of Ben Lawers, 
Smith, 84. 
L. marginata Schaer. On = PR ere rocks. 88. Ben 
Lawers, 1868, Jones ex Cromb. Lichen 
L. fuscoatra Ach. On siliceous me in mountain districts, 
procs 5 to about 3900 ft. mr mie hee 88. Summit of Ben 
Dickson in Hook, 37. Binnein, on quartz at 3820 ft. 
Glen Bagles, 1914. 89. Ben-y- “Glos 
Var. grisella Nyl. 88. Ben Lawers, Smith, 85. 
Var. Mosigit Nyl. 88. Creag-na-Caillich, Smith, 86. Ben 
Chalum, at 2800 ft. 
L. nigrogrisea Nyl. On rocks and walls. 88. Craig Tulloch, 
Smith, 86. Glen Dochart and Fortingal. Glen Eagles, 1914. 
L. rivulosa Ach. On rocks, chiefly quartzose. Frequent in 
all three vice-counties. Noted up to 3000 ft. on Ben-a-Chroin, 
and — ft. on Ben Vrackie. 
L. recensa Stirt. On rocks. 88, Craig Var, near Kinloc 
Rasinbal Stirt. in Scottish Nat. 1880, 3. Nearly related to, ae 
On 
on the mountains. Noted up to 2950 ft. on Meall Chuirn, and 
2800 ft. on Ben-y-Gl e. 88. Craig Rossie, The Ochils, Smzth, 88. 
oO 
Ben More; Am Binnein; Ben Chalum and Me uirn. Near 
the River os Pitlochry, at about 400 ft., 1912. 89. Ben-y- 
Gloe!, Smath, 
Var. . lygaa Deieht, 87. Glen Devon, 1914. 88. Crianlarich, 
Smith, 89. Ben More, at 3600 ft., on quartz. 
