CONTRIBUTION TO A FLORA OF THE OUTER HEBRIDES 171 



RUMEX OBTUSIFOLIUS, L. Garra-na-hina, Lewis, Gorrie. 



SALIX HERBACEA, L. On Ceartaval at 800 feet. On all the hills 

 of North and South Harris; also in Scarp from 750 feet to 

 ion feet, the highest point in the island, W. S. Duncan, sp. ; 

 680 to 710 feet on Fair Isle, Shetland, E. Straker, sp. ; 

 600 feet, St. Kilda, Barrington, sp. ; Shetland, 938 to 1470 

 feet, Tate; Donegal, Ireland, at 870 feet, Hart. The altitudes 

 of the Fair Isle and St. Kilda specimens are the lowest recorded 

 in Great Britain. 



LISTER A OVATA, R. Br. Bare pastures in Scarp, North Harris, 

 Duncan. 



ORCHIS ERICETORUM, Linton. Isle of Barra, 1888, A. Somerville, 

 sp. 



HABENARIA VIRIDIS, R. Br. Kirkibost Island, North Uist, Dr. 

 Shoolbred ! On Ceartaval to 1600 feet, W. S. Duncan, sp. 



RUPPIA ROSTELLATA, Koch. North Harris, Duncan. 



JUNCUS TRIFIDUS, L. Ullaval, at 1500 feet; Ceartaval, on the 

 top at 1807 feet plentifully; North Harris, W. S. Dnncan, sp. 



LUZULA SPICATA, DC. With the last on Ceartaval, W. S. Duncan, 

 sp. 



POTAMOGETON CRISPUS, L. Small loch on Baleshare Is., Shoolbred, 

 sp. Shetland, an error ? Not an Arctic species ; rare in Finland 

 and South Norway. Reported for Iceland by Lindsay and 

 Gliemann, but I have seen no specimens ; and Groenlund 

 ("Islands Flora," 1888) and Stefansson ("Flora Islands," 

 1901) do not give it. 



SCIRPUS MULTICAULIS, Sm. N. Harris, opposite Scarp, W. S. 

 Duncan, sp. 



S. LACUSTRIS, L. Obbe, Duncan. 



S. RUFUS, Schrad. Obbe, Duncan. 



CAREX ARENARIA, L. Scarp, W. S. Duncan. 



C. PAUCIFLORA, Light. North of West Loch Tarbert ; Obbe, 

 Harris ; heathy ground near Castle of Auchinasuidh, North 

 Harris, at 150 feet, W. S. Duncan, sp. ; in West Sutherland, at 

 300-400 feet, C. S. Marshall, sp. ; Tyne Province, England, at 

 450 feet, J. Thomson, sp. ; Ireland, at 1000 feet, Lett, sp. 



I have no note of the height it occurs at on Morven, 

 Caithness (Hanbury, sp.). It is reported from Orkney (New 

 List in "Scot. Nat." 1883, p. 73), but not from Shetland. 



C. TERETIUSCULA, Good. Balranald Marshes, Dr. Shoolbred, sp. 

 In West Sutherland and Caithness, but not on record for 

 Orkney or Shetland. 



