FLORA OP CAMBRIDGESHIRE. 19 



3. S. Sophia Linn. Flixweed. 



S. chirurgorum, R. C. 158. S. chirurgorum qfficinarum, 

 M. M. 80. S. Sophia, M. PI. 15. Relh. 267. 



"Waste ground. A. June to August. 



1. Barnwell. Wilbraham. Shuckburgh Castle and New- 

 market. Dullingham. — 2. Royston; Foxton; N. — 3. Mal- 

 ton; Comberton; N. — 4. Near the Observatory. Chesterton. 

 Histon. Mare Way. — 5. Newmarket. Snailwell. Quy Road. 

 Up ware. — 6. Ely. Sutton. — 7. Doddington. Chatteris. 

 Maney Station; N. — 8. Wisbech. Eastrey Station; N. 



4. S. thalianum Gaud. 



Pilosella siliquata major et minor, R. C. App. i. 7. 

 Sophia minor prcecox foliis integris, M. M. 80. Arabis tha- 

 liana, M. PI. 15. Relh. 270. 



Gravelly places, walls and banks, rare. A. April and 

 May ; September and October. 



1. Barrington Hill; H. — 3. Gamlingay. — 4. Gravel-pits 

 near the Observatory. Oakington; N. 



Alliaeia Adans. 

 1. A. officinalis Andrzj. Sauce-alone. Jack-by-tlie-hedge. 

 Alliaria, R. C. 6. M. M. 78. Erysimum Alliaria, M. PI. 

 15. Relh. 268. 



Hedge-banks. B. May and June. 



Common, probably, in the whole county, although I have 

 no stations recorded in (7) Chatteris District and only Wis- 

 bech in District 8. 



Erysimum Linn. 



1. E. cheiranthoides Linn. Treacle Wormseed. 



Camelina, R. C. 26. Alliaria angustifolia siliquis bre- 

 vioribus, M. M. 78. E. cheirantlwides, M. PL 15. Relh. 269. 



