COMPOSITE. 141 



Lactuca Linn. 



1. L. saligna Linn. 



L. sylvestris laoiniata minima, R. C. 83. M. M. 21. 

 L. saligna, M. PL 18. Relh. 318. 



Chalky places. B. July, August. 



1. Between the London road near Cambridge and Cow 

 Fen ; Ray. — 4. About a mile from Eiston on the way to 

 Cottenham; Relh. — 5. River bank a little below Clayhythe; 

 Relh. 



Figured in Eng. Bot. from a Cambridge specimen sent 

 by Relhan in the year 1800. 



2. L. virosa Linn. Acrid Lettuce. 



L. sylvestris, R. C. 83. L. s. major odore Opii, M. M. 

 21. L. virosa, M. PI. 18. Relb. 318. 



Dry banks. B. July, August. 



1. Chalk-pit-close, Hinton. — 4. Bitch near Denny Abbey; 

 By the second bridge beyond Histon on the way to Cottenham; 

 Relh. — 5. Burwell Pit I; Relh. — 6. By the Cambridge road 

 at a mile or two from Ely ; Ray. 



3. L. Scariola Linn. Prickly Lettuce. 



L. sylvestris costa spinosa, R. C. 82. M. M. 21. L. virosa 

 P, M. PL 12. L. Scariola, Relh. 318. 



Waste places. B. July, August. 



1. Shuckburgh Castle, Newmarket Heath. — 3. BurreWs 

 Walk, Cambridge ; By the lane leading out of Haslingfield 

 towards Cambridge; Relh. — 4. Denny Abbey; Rev. J. Hem- 

 sted, who sent, in 1795, the specimen figured in Eng. Bot. 

 Lane between Long Stanton and Swavesey; Between Histon 

 and Hampton; Relh. — 5. Burwell Pit ! ; Relh. — 6. Grunty 

 Pen; W. M. Ely; H. 



4. L. muralis Cand. 



Prenantlies muralis, Relh. ed. 1, 293 ; ed. 3, 319. 



