212 A KEAV FLOEA OF 



4. VILLARSIA, Vent. 

 1. V. ni/mphiBoides, Yent. Alien. 



Planted in the ponds at Wallington (F.). In a pond near the 

 Tyne below Howdon opposite Jarrow (W. H. Brown!). 



5. MENYANTHES, L. 



1. M. trifoUata, L. Native. British type. Area C, N, D. 

 Range 1, 2. 



Frequent on damp heaths and in peat bogs, ascending in Tees- 

 dale above the Caldron Snout, 500 yards, and in Groldscleugh, 

 Cheviot, to 350 yards. 



Order 13. POLEMONIACE^. 



1. POLEMONIUM, L. 



1. P. cceruleum, L. Native. Xerophilous. Intermediate 

 type. Area C. Eange 1. 



On a steep porphyritic crag by the side of the Coquet at Shil- 

 dykes above Alwinton (Professor Oliver!). Altitude about 200 

 yards. 



Order 14. CONVOLVULACE^. 

 1. CONVOLVULUS, L. 



1. C. arvensis, L. Native. English type. Area C, N, D. 



Range 1. 



Corn-fields and hedge-banks, frequent in Durham and Tyne- 

 land, but becoming unfrequent in Cheviot-land and not known 

 about "Wooler. 



2. C. sepium, L. Native. English type. Area C, N, D. 



Range 1. 



Hedge-rows and stream-sides in the low country, not unfre- 

 quent southward, but a doubtful native of Cheviot-land. 



