THE LICHENS OF PERTHSHIRE oF 
Form complicatum Schl. 88, Killin, Cromb. ex Leight. ed. 1, 20. 
C. cristatum Hoffm. On mossy walls and rocks; rare. 
88. Killin and Craig Tulloch, Cromb. 53. 
Synechoblastus sig sStiz. On tree- trunks, especially ash 
and sycamore. Frequent except a the east. 87. Callander, 
Cromb. 55. On ash near shore of Loch Voil, 1912, fruiting. 
88. Near Kenmore and Killin !, Holl ex Leight. ed. 1, 25. Loch 
Tay and Glen Lochay, Cromb. 5D. Finlarig. Near Crianlarich, 
on sycamore. North side of Loch Rannoch, 1911. , 
S. aggregatum (Nyl.). On trees. 87. On ash near shore of 
Loch Voil, fruiting. 88. Trees near Killin and Aberfeldy, Cromb. 
56. Fruiting by gre Tay near Fearnan, 1911. The spores in 
these ne pi ranged from 56-72 mm. in length. Near Ken- 
more, s 
S. : ame (Ach.). Trunks of trees; rare. 87. Trees by 
Loch Katrine, Cromb. Lichenes, 7. 88. Kenmore and Den o 
Aberfeldy, Holl ex Leight. ed. 1, 23. Near Killin. 
S. multipartitum (Sm.). Calcareous rocks. 88. Ben — 
Dr. Holl ex Leight. ed. 1, 26. Shores of Loch Tay, Cromb. 5 
Collemodiwm plicatile Nyl. var. hydrocharum Nyl. Den mp 
calcareous rocks. 88. Craig Tulloch, Cromb. ex Leight. ed. 3, 18. 
. fluviatile Nyl. Rocks in the beds of streams, &c., where 
occasionally submerged. 88. Ruthven Wood and Loch Karn, 
Cromb. 61. 89. River Isla, Cromb. 61. 
C. glebulentum Nyl. Alpine calcareous rocks; rare. 88. Moist 
limestone rocks above ee a-Chait, Cromb. 61. 
. Schraderi Nyl. Exposed calcareous rocks and walls; rare, 
BS. jon decayed mortar of old wall, Glen Lyon, Cromb. ex Leight. 
, 34, 
omodiwm rhyparodes (Nyl.) (Collema beeen: dihen Damp 
schistose rocks on the higher mountains. 88. On wet rocks near © 
the summit of Ben Lawers, 1864, Jones ex Gun in J. Bot. 
1865, 287. Above Lochan- a-Chait, Cromb. ex Leight. ed. 3, 26, 
Creag- -na-Caillich, Cromb. 64. 
. tenuissimum (Koerb.). Amongst mosses and short grass on 
the ground. Tati Ben Lawers, Cromb. 64. Also in same locality, 
1913, Wat 
Bolychidium muscicola Fr. Amongst mosses on rocks and 
; sometimes on tree trunks. 87. On trunk of ash near 
shore of Loch Voil, 1912. 88. Ben Lawers and Loch Dochart, 
Holl in Leight. ed. 1,28. St. Villans, Cromb. 69. 
Leptogium lacerum Gray. Mossy banks, rocks, and walls. 
88. Killin and the Ochills, Cromb. 70. Kenmore, 1913. 89. Den 
of Balthayock, Gardiner ex Leight. ed. 3. 28, en Tilt. 
Form jfimbriatum Nyl. 88. Killin, Cromb. ex Leight. ed. 3, 28. 
+2. pepneurs y!- On old tree trunks, 88, Achmore Woods, 
L. pulvinatum Nyl. Exposed mossy calcareous rocks and 
banks, ascending to 3900 ft. on Ben Lawers. 88. Killin and Ben 
Lawers, Cromb. 71. Tyndrum, 1913, Watson. Glen lodiat 
89. Glen Tilt. 
