Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1867).djvu/173

Rh 3. , L. Denizen. English type. Area C, N, D. Range 1, 2.

Not unfrequent in woods and by stream-sides, but doubtfully indigenous, ascending to 1100 feet in Rookhope (Wear district).

4. , L. Alien.

In plantations in several places near Embleton, but always planted (R. Embleton).

1. , L. Native. British type. Area C, N, D. Range 1, 2.

Common by stream-sides and in damp woods, ascending to 550 yards on Cheviot in Dunsdale, and as high in Harwood Dale.

2. , L. Native. Xerophilous. English type. Area C, N, D. Range 1.

On the basalt at Crag Close near Barrasford (T. R.); and at Spindlestone, plentiful in the plantations (W. Richardson. T.). On the Magnesian Limestone at Byers Quarry near Whitburn, and at Coniscliffe and Baydales near Darlington (E. R!).

3. , L. Alien.

In several places in parks and plantations, as Hulne, Howick, Wallington, and Gibside.

1. , L. Native. British type. Area C, N, D. Range 1, 2.

Common in woods and on hedge-banks, ascending in Coquetdale to Harbottle, Weardale to Elm Ford Wood, 1150 feet, and Teesdale to 350 yards. This and the next frequently produce natural hybrids, like the primrose and cowslip.