April 1902.] BOTANICAL SOCIETY OF EDINBUIiGH 225 



species will be found in " Journ. Bot.," 1901, p. 210. S. 

 undulata (L.) — Common to 3300 ft. S. ijurpurasccns, 

 (Hook.) — Common to about the same height as the preced- 

 ing. S. intermedia, Husn. — Eare ; on a log, Finlarig Burn. 

 S. irrigua (Nees) — Eather common in marshy places to 

 1800 ft.; rather rare on the hills to 3200 ft., where it 

 usually occurs on moist rock ledges among other species 

 and mosses. S. uliginosa (Swartz.) — Eare ; ascends to 

 3200 ft. S. rosacea (Corda.) — Eare ; but occurs on all the 

 hills to 2800 ft., on soil, not on rocks; perianths common. 

 This species never seems to be with us in any quantity : it 

 is very difficult to get a good specimen. S. curta (Mart.) — 

 On a turf wall (c. per.) with DiplophyJlum albicans, 

 Kiltyrie. *S'. umbrosa (Schrad.) — Eather common on logs 

 in Unlarig Wood ; Kiltyrie. 



Diplophyllum albicans (L.) — Very common to 4000 ft. 

 D. taxifolium (Wahlenb.) — Only seen in two localities on 

 Ben Lawers, on a bank at 2800 ft. (c. per.), and at 

 3000 ft. D. Dicksoni (Hook.) — Eare; on boulders, Creag- 

 an-Lochan (c. per.), 1900 ft.; Ben Lawers, 3000 ft. 



Lophocolea biclentata (L.) — Common on the low ground. 

 L. ctcspidcda, Limpr. — Finlarig Burn ravine. Z. lietcro- 

 phylla (Schrad.) — Eare : only one specimen seen near 

 Kiltyrie, among tree roots. 



Chiloscyphvs polyanthos (L.) — This species does not 

 appear to be common in the district ; it is rare on the 

 hills, ascending to 2800 ft. 



Harpanthus Flotowicmus, Nees — Eare ; in several places 

 at the side of streams on the east side of Ben Lawers, from 

 2600-3 200 ft.; on the .south side to 3000 ft.; Creag-an- 

 Lochan, 2000 ft. This rare species generally is found at 

 the edge of the streams with the undulate forms of Pellia, 

 which are common in such places, and with Xardia obovcda. 



Mylia Taylori (Hook.) — Eare ; peat moss, Lochan-na- 

 Lairige : frequent in a limited locality among wet rocks 

 near Lochan Chait, from 2600-2700 ft. M. anomcda 

 (Hook.) — ^Less rare than the preceding ; peat moss, Lochan- 

 na-Lairige ; Meiller bog, about 1800 ft. 



PlagiochUii aspknioidcs (L.) — Very common; ascending to 

 4000 ft.: the larger form (major, Nees) is common in 

 Finlarig Burn ravine. P. spinidosa (Dicks.) — Eather com- 



