8 PHANEROGAMS AND FERNS OF SOUTH ARDGOIL. 
7. Of the grass constituents each of the following, in 
different localities, becomes sufficiently dominant over others 
to form a moor of its own: Molinia cerulea, Nardus stricta, 
Scirpus ceespitosus, Juncus squarrosus and Vaccinium Myrtillus. 
Summit.—The summits of the hills have in most cases a 
plant association marked off from the flora a few feet below 
the summit. The following lists are given for all the prin- 
cipal summits, using summit as applicable to the few square 
feet, or square yards, which are under actual summit conditions 
of exposure. 
Tue Sappie (1704 feet). 
Lower Summit. 
Juncus squarrosus. 
Empetrum nigrum. 
Calluna vulgaris. 
Vaccinium Myrtillus. 
Moss 
In almost equal 
proportions. 
Summit Ridge (slope to south-east). 
Calluna vulgaris. < 
Empetrum nigrum. 3 
Nardus stricta. j ‘g 
Juncus squarrosus. A 
Summit. 
Calluna vulgaris. 3 
Juncus squarrosus. g 
Empetrum nigrum. 2 
Vaccinium Mprtillus. Aa 
Erica cinerea. 
Potentilla Tormentilla. 
Agrostis alba. 
Carex pilulifera. 
Potentilla Tormentilla. 
Carex pilulifera. 
Carex (sp.). 
Moss. 
Luzula (sp.). 
Nardus stricta. 
Galium saxatile (little). 
Cnoo Cornnico (2497 feet). 
Rhacomitrium lanuginosum. 
Eriophorum vaginatum. 
Vaccinium Myrtillus. 
Ben Reirue (2141 feet) 
South and Mid Summits.’ 
Rhacomitrium lanuginosum. 
Vaccinium Vitis-Idea, 
i Dominant. 
With patches of Juncus squarrosus. 
