26 THE FLORA OF HALIFAX. 



Medicago arabica, Huds.— 43. (M. maculata, Sibth.) 

 Colonist. English type. A. June-September. 



1828. In a field near Brearley Mill. — Herb. Ley land. 



1835. Roadside at New Prison near Halifax. — Herb. S.K. 



In similar situations to the preceding, and usually with it, 



though not so common. Neither is much more than a 



casual. 



Melilotus officinalis, Lam. — 72. (M. altissima, Thuill.) 

 Melilot. 

 Colonist. English type A or P. June-August. 



1775. In pastures about E.lland Hall, and in like places 



about Marshall Hall, near Elland. — /. B. 

 1862. Shroggs Wood bottom ; North Dean. — J. Bates. 

 Chiefly on waste ground : along the canal from Elland to 



Salterhebble ; Sterne Mill ; Wheatley. 

 Melilotus alba, Desr. — 40. White Melilot. 



Colonist. English type. A or B. July-August. 

 1826. Wood End in Wadsworth. — Herb. Gibson. 

 Found with the preceding on waste ground, though not as 



abundant ; occasionally in cultivated ground, as at 



Ripponden. 



Melilotus arvensis, Wallr. (M. officinalis, Desr.) 

 Alien. A. July-August. 



Infrequent, on waste ground since 1888 : Elland Wood 

 bottom, Sterne Mill. 



Melilotus indica, All. (M. parvijlora, Lam.) 

 Alien. A. July. 



Infrequent: Sterne Mill, 1887-8. 

 [Trifolium subterraneum, L. — 39. 

 Unknown. English type. 



1775. In Steps-waste in Warley, in two or three pastures 



about Heath in Skircoat, also about Halifax in many of 



the dry banks.—/. Bolton. 

 Not known north of Notts. ; and though it seems possible 



that it might once have grown here, the evidence is 



against it. J 



Trifolium pratense, L.— 112. Purple Clover. 

 Native. British type. P. May-September. 

 1867. Shibden.— /. Walker. 

 Very common in pastures, banks, &c. 



