10. S. caespitosus , L. Native. British type. Area C, N, D. Range 1, 2.
Damp moors, common, ascending to 500 yards on Cheviot, 550 yards in Welhope.
11. S. acicularis , L. Native. English type. Area N.
Gathered by Mr. Embleton near Alnwick, but the pond is now drained, and by Professor Oliver by the Tyne side below Wylam.
12. S. fluitans , L. Native. British type. Area C, N, D. Range 1.
On the moors west of Belford (Thompson), Alnwick Town Ponds (R. Embleton), Broomley Lough, 200 yards (John Thompson!), Rothley Lake (Sir W. C. Trevelyan), Prestwick Carr, and in a pond at Forest Hall (E. R!). Ditches near Cleadon and Darlington (E.).
6. ERIOPHORUM, L.
1. E. vaginatum , L. Native. British type. Area C, N, D. Range 1-3.
Common on swampy heaths, ascending to 850 yards on Cheviot, 750 yards on Highfield.
2. E. angustifolium , Roth. Native. British type. Area C, N, D. Range 1-3.
Common in similar places to the preceding, ascending to 850 yards on Cheviot, 700 yards on Highfield and Kilhope Law.
3. E. latifolium , Hoppe. Native. British type. Area C, N, D. Range 1, 2.
Not unfrequent in bogs, ascending from Prestwick Carr and some of the Magnesian Limestone denes to Alwinton Moor, Horsley Moor near Rochester, and in Teesdale to 500 yards on Widdy Bank.