3. LONICERA, L.
1. L. periclymerinum , L. Native. British type. Area C, N, D. Eange 1, 2.
Common in woods and hedge-rows, ascending in Teesdale to Falcon Clints, 500 yards.
2. L. xylosteum , L. Alien. Occasionally subspontaneous in plantations, as at Alnwick, Warkworth, Wallington, Durham, &c.
4. LINNAEA, Gronov.
1. L. borealis , Gron. Native ? Scottish type. Area N. Range 1.
In a plantation of Pinus sylvestris at Catcherside, near Scots' Gap Station, possibly introduced, as it grows very sparingly in one corner of the wood only, and the trees were imported direct from Norway by Sir W. Blackett about 1770. It was planted by Mr. Selby in the dene near Twizell House, and has become established. Altitude about 200 yards.
Order 2. RUBIACEAE.
1. GALIUM, L.
1. G. verum , L. Native. British type. Area C, N, D. Range 1, 2.
Common on dry grassy banks, ascending to 350 yards in Goldscleugh, to 450 yards in East Allendale, and to the Alain Limestone scars of Ivilhope, Welhope, and Newbiggin Moor, 550 yards.
2. G. palustre , L. Native. British type. Area C, N, D. Range 1-3.
Frequent upon the edges of ponds and on damp moors, ascending to 550 yards on Cheviot, 600 yards in Coal Cleugh, and 650 yards on Highfield. Var. elongatum is not unfrequent in swamps in the low country, and ascends Coquetdale to Rothbury.