Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne (1867).djvu/262

Order 5. EMPETRACEAE.

1. EMPETRUM. L.

1. E. nigrum Empetrum nigrum, L. Native. Scottish type. Area C, N, D. Range 1-3.

Everywhere common on heaths, ascending from Prestwick Carr to all the peaks, 850 yards on Cheviot.

Order 6. EUPHORBIACEAE.

1. EUPHORBIA, L.

1. E. helioscopia Euphorbia helioscopia, L. Colonist. British type. Area C, N, D. Range 1.

Common in cultivated fields, ascending to 250 yards in East Allendale.

2. E. platyphylla Euphorbia platyphylla, L. Alien.

Gathered once by Winch near a mill-race in Heaton Dene.

3. E. esula Euphorbia esula, L. Alien.

Walls of Hulne Abbey (T.). Hedge-bank at Cariteth in North Tynedale (R. Makepeace!).

4. E. cyparissias Euphorbia cyparissias, L. Alien.

Hedge-bank four miles south of Alnwick (F!). Not known now.

5. E. exigua Euphorbia exigua, L. Colonist. English type. Area C, N, D. Range 1.

Frequent in cultivated fields, not noted in the dales.

6. E. peplus Euphorbia peplus, L. Colonist. British type. Area C, N, D. Range 1.

Frequent in cultivated ground, ascending in Coquetdale to Alwinton, 150 yards.