62 ANNALS OF SCOTTISH NATURAL HISTORY 



Potamogeton polygonifolius, Pour. — St. Kilda, Barrington. 



Potamogeton lueens, Z. — Macgillivray ; not confirmed. 



Potamogeton Friesii, Rupr. — S. Uist, A. Somervilk. 



Potamogeton heterophyllus, Schreb. — Barra, A. Somervilk. 



Potamogeton pusillus, Z. — Scarp, IV. S. Dunca?i. 



Potamogeton peetinatus, Z. — S. Uist, A. Somervilk. 



Potamogeton filiformis, Nolle. — Benbecula, Dr. Stirton. 



Ruppia rostellata, Koch. — (?) 



Eleoeharis uniglumis, Link. — Barvas, Island of Lewis, Babington, 

 "Manual Brit. Botany," 1847. 



Eleoeharis multieaulis, Sm. — Scarp, IV. S. Duncan. 



Eleoeharis paueiflorus, Light/. — Scarp, IV. S. Duncan. 



Seirpus Savii, Seb. et Maur. — Barra, A. Somervilk. 



S. Tabernaemontani, Gmel. — S. Uist, A. Somervilk. 



S. maritimus, Z. — S. Uist, A. Somervilk. 



Carex paueiflora, Light/. — N. and S. Harris, IV. S. Duncan. 



Carex ineurva, Light/ — Scarista, Harris, a patch of about 400 

 square yards, F. C. Xing. Messrs. Balfour and Babington 

 gathered a single specimen ' ; of this or C. stenophylla" 



Carex limosa, L. — Scarp, W. S. Duncan. 



Carex palleseens, Z. — S. Harris, IV. S. Duncan. 



Carex riparia, Curtis. — Macgillivray; not confirmed. 



Alopeeurus pratensis, Z. — " Top. Botany." 



Agrostis eanina, Z. — Scarp, W. S. Duncan. 



Aira earyophyllea, Z. — Macgillivray ; not confirmed. 



Trisetum flaveseens, Beauv. — St. Kilda, Macgillivray; not con- 

 firmed. 



Avena pubeseens, Huds. — Scarp, IV. S. Duncan. 



Koeleria eristata, Pcrs. — Scarp. 



Poa eompressa, Z. — Macgillivray ; not confirmed. 



Poa pratensis, Z. ; var. ecerulea (Sm.) — S. Uist, A. Somervilk. 



Festuea loliaeea, Huds. — Named by Balfour and Babington, but not 

 admitted by Watson. Scarp, W. S. Duncan. 



Festuea seiuroides, Roth. — " Top. Botany." 



Bromus giganteus, Z. — ? Very doubtful. 



Braehypodium sylvatieum, R. et S. — Barra, A. Somervilk. 



Elymus arenarius, Z. — "Of very rare occurrence," Macgillivray; 

 not confirmed. 



