Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1867).djvu/229

Order 12. GENTIANACEAE.

1. GENTIANA, L.

1. G. verna Gentiana verna, L. Native. Xerophilous. Intermediate type. Area D. Range 2.

In Teesdale plentiful on Fendrith Hill and Widdy Bank Fell, and carried down the streams into the dale. Range of altitude 350-550 yards.

2. G. amarella Gentianella amarella, L. Native. Xerophilous. British type. Area C, N, D. Range 1, 2.

Frequent on the coast links and limestone hills, ascending to the Sugar Limestone of Widdy Bank, 500 yards.

3. G. campestris Gentianella campestris, L. Native. British type. Area C, N, D. Range 1, 2.

Frequent in dry pastures, ascending from the coast links to 500 yards in Langdon Dale.

2. ERYTHEMA, Renealm.

1. E. centaurium Centaurium erythraea, Pers. Native. British type. Area C, N, D. Range 1.

Frequent in dry pastures and sandy ground. The Northumbrian plants referred to pulchella and latifolia both seem to be only forms of this.

2. E. littoralis Centaurium littorale, Hook. Native. Maritime. British type. Area C. Range 1.

On the coast links at Ross, Holy Island, and Bambro'.

3. CHLORA, L.

1. C. perfoliata Blackstonia perfoliata, L. Incognit.

Reported by Wallis from "dry pastures a quarter of a mile west of Honeycleugh Crag near Chesterwood and Whinetly in South Tynedale."