62 ANNALS OF SCOTTISH NATURAL HISTORY 



Potamogeton polygonifolius, Pour. St. Kilda, Barrington. 

 Potamogeton lucens, L. Macgillivray ; not confirmed. 

 Potamogeton Friesii, Rupr. S. Uist, A. Somerville. 

 Potamogeton heterophyllus, Schreb. Barra, A. Somerville. 

 Potamogeton pusillus, L. Scarp, W. S. Duncan. 

 Potamogeton peetinatus, L. S. Uist, A. Somerville. 

 Potamogeton flliformis, Nolte. Benbecula, Dr. Stirton. 

 Ruppia rostellata, Koch. (?) 



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

 "Manual Brit. Botany," 1847. 



Eleoeharis multieaulis, Sm. Scarp, W. S. Duncan. 



Eleoeharis paueiflorus, Light/. Scarp, W. S. Duncan. 



Seirpus Savii, Seb. ct Maur. Barra, A. Somerville. 



S. Tabernsemontani, Gie/.S. Uist, A. Somerville. 



S. maritimus, L. S. Uist, A. Somerville. 



Carex paueiflora, Light/. N. and S. Harris, W. S. Duncan. 



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

 square yards, F. C. King. Messrs. Bal/our and Babington 

 gathered a single specimen (i of this or C. stenophylla" 



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



Carex palleseens, L. S. Harris, W. S. Duncan. 



Carex riparia, Curtis. Macgillivray ; not confirmed. 



Alopeeurus pratensis, L. "Top. Botany." 



Agrostis eanina, L. Scarp, W. S. Duncan. 



Aira earyophyllea, L. Macgillivray not confirmed. 



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

 firmed. 



Avena pubeseens, Hitds. Scarp, W. S. Duncan. 

 Koaleria eristata, Pers. Scarp. 

 Poa eompressa, L. Macgillivray ; not confirmed. 

 Poa pratensis, L. ; var. ecerulea (Sm.) S. Uist, A. Somerville. 



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

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



Festuea seiuroides, Roth. "Top. Botany." 



Bromus giganteus, L. ? Very doubtful. 



Braehy podium sylvatieum, R. et S. Barra, A. Somerville. 



Elymus arenarius, L. "Of very rare occurrence," Macgillivray; 

 not confirmed. 



