THE FLORA OF HALIFAX. 9 



Sisymbrium Sophia, L. — 64. Flixweed. 



Casual. English type. A. June-July. 



About Elland Malt-kilns, Sterne Mill, and Dapper Mill, 

 Wheatley, since 1893. 



Sisymbrium Irio, L. — 1. London Rocket. 



Casual. Local type. A or B. June-September. 

 About Dapper Mill, Wheatley (1893-94), an d maltkilns at 

 Elland (1894). 



Sisymbrium Alliaria, Scop. — 99. Jack-by-the-Hedge, Sauce- 

 alone, All-sauce. 

 Native. British type. B. May-July. 

 1775. By the side of the footpath on the top of Steps- 

 waste, near Warley Clough ; side of the road leading 

 from Halifax towards Ovenden ; several hedge-rows 

 about Ripponden. — J.B. 

 In hedges, rare and more restricted than formerly : Light- 

 cliffe and Shibden. 



Erysimum cheiranthoides, L. — 38. 



Casual. English type. A. July-September. 



1843. Between Brighouse and Sowerby Bridge. — S. Gibson 

 in the Phytologist. 



1844. Luddenden Brook Weir. "From sweepings of the 

 Corn Mill."— Herb. S.K. 



1895. W^aste ground, Queen's Road, King Cross. 



Camelina sativa, Crantz. Gold of Pleasure. 

 Alien. A. July-August. 

 1840. Mill House, Sowerby.—/. S(hepherd) in Herb. S.K. 

 1895. Sterne Mill ; Elland Wood side. 



Brassica campestris, L. Turnip, Rape. 



Colonist. English type. A. June-September. 



1844. B. Napus. Luddenden Brook. — S.K. 



The form B. Rapa is found on the borders of fields as a 

 stray from cultivation, and B. Napus also, but less fre- 

 quently. 



Brassica Sinapioides, Roth— 63. (B. Nigra, Koch.) Black 

 Mustard. 

 Casual. Euglish type. A. June-August. 

 1840. In cornfields at Hebden Bridge.— S.Gibson in Baines' 

 Flora. 



