Proc. Roy. Socy. of Edin. ] 
[Vol. XXX. 
Fig. 61. — A tarn on the moor near Castle Loch, bordered by various plants, such 
as Phragmites communis, Carex rostrata, SchoenUs nigricans,, Hypericum 
elodes, Juncus effusus, Myrica Gale, Calluna vulgaris, etc. Its surface is 
covered with Castalia speciosa, whose leaves are being raised more than usual 
by a strong wind. 
Fig. 62. — A small loch on Anabaglish Moss, with associations of plants in the 
following order from left to right: — (1) Potamogeton natans ; (2) Castalia 
speciosa ; (3) Cladium Mariscus ; (4) Schcenus nigricans, Eriophorum poly- 
stachion, etc., the last group merging into moorland types. 
Mr George West. 
[Plate 31 . — Referred to on page 140. 
