Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1867).djvu/301

9. ARUNDO, L.

1. A. phragmitis Phragmites australis, L. Native. British type. Area C, N, D. Range 1.

Common in ditches and by stream-sides, ascending in Coquetdale to Rothbury, 150 yards.

2. A. calamagrostis Calamagrostis canescens L. Native. English type. Area C.

White House Wood near Alnwick (W. Richardson ! T.).

3. A. epigejos Calamagrostis epigejos, L. Native. English type. Area C, N, D.

White House Wood near Alnwick (T.). Moss near the Routing Linn, Doddington (A.). By the Tyne at Hebburn and Warden Mills (F!). North branch of Castle Eden Dene (F!).

10. SESLERIA, Scop.

1. S. caerulea Sesleria caerulea, Scop. Native. English type. Area C, D. Range 1, 2.

Not known amongst the Cheviots, and gathered in Northumberland only on the limestone at Ratcheugh Crag near Alnwick. In Durham frequent on the Magnesian Limestone, descending as at Marsden to the coast cliffs, and frequent in Teesdale on the limestone scars from Eglestone up to 550 yards in Harwood Dale and on Newbiggen Moor.

11. AIRA, L.

1. A. caespitosa Deschampsia cespitosa, L. Native. British type. Area C, N, D. Range 1-3.

Common by stream-sides, and in meadows ascending to 650 yards on Cheviot and Highfield. The plant called A. alpina in Winch's Flora is no doubt a mistake.

2. A. flexuosa Deschampsia flexuosa, L. Native. British type. Area C, N, D. Range 1-3.

Common on heaths, ascending to all the high peaks, 850 yards on Cheviot.