Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1867).djvu/274

256 meadows towards the High Force. Range of elevation, 150-400 yards.

1. , Huds. Native. Xerophilous. English type. Area D. Range 1.

Scattered very sparingly over the Magnesian Limestone in Durham. It has been gathered at Roker Gill, Marsden, Ryhope, Byers Quarry near Whitburn; and also by Miss Hancock near the Tees at Middleton-one-Row.

2. , Huds. Native. Xerophilous. English type. Area D. Range 1.

Scattered like the preceding amongst the Magnesian Limestone. Has been gathered in Dalton Dene, Hawthorn Dene, Castle Eden Dene, Horden Dene, and by the Tees at Dinsdale and Middleton-one-Row.

1. , Sw. Native. British type. Area N. D. Range 1, 2.

Gathered by John Thompson in Muckle Moss near Bardon Mills, and seen once on Dryderdale Moor above Shull near Wolsingham by W. Backhouse. In the Tees district there is a well-established station, first discovered by John Binks about the beginning of the century in a moist hollow on the banks of the Egglesburn near the Manor Gill lead mine on Eglestone Moor. Range of altitude, 150-500 yards.

1. , L. Native. Intermediate type. Area D. Range 1.

Once plentiful in Castle Eden Dene, but now, we fear, nearly extirpated. First mentioned in Stephen Robson's Flora, published in 1777.