140 A NEW FJLOKA OF 



on Cheviot and 750 yards on Highfleld. A subglabrous variety 

 {Jiolostioides, Fries,) grows near the Tyne above Eedheugh, in 

 Langdon Dale, &c. 



3. C. semidecandrum, L. ]S"ative. British type. Area C, 



IS, D. Eange 1. 



Frequent in sandy ground both along the coast and inland, 

 ascending Coquetdale to Holystone. On the basaltic dike at 

 Gunnerton and Kyloe. In the Wansbeck district very fine on 

 walks near Hartburn Grange, 150 yards. 



4. C. tetrandrum, Curt. Native. Maritime. British type. 



Area C, N, D. Eange 1. 



Frequent in sandy ground along the coast-line. C. pumilum 

 is given as a plant of the province by Winch, but his specimens 

 are a mixture of this and the preceding. 



5. C. arvense, L. Native. Xerophilous. British type. Area 



C, N, D. Eange 1. 



Frequent on the Magnesian Limestone and occasionally upon 

 the coast-links, and in dry sandy soil elsewhere. Banks of the 

 Tweed at Norham. On the limestone at Eatcheugh. Not 

 known in the porphyritic tract. 



Order 13. LINAGES. 



1. LINUM, L. 



1. L. usitatissimum, L. Alien. 



Occasionally cultivated and casually subspontaneous. 



2. L. perenne, L. Native. ■ Xerophilous. Germanic type. 



Area D. Eange 1. 



Dry places, almost confined to the Magnesian Limestone ; 

 Marsden, Tunstall Hill, dry banks between Coshoe and Trim- 

 don, by the Tees at Baydales, and in several places lower down 

 about Middleton-one-Eow and Yarm. 



