FLORA OF THE EAST RIDING OF YORKSHIRE. 1 57 



1207. Lathraea squamaria. Linn., 62. 



(Great Toothwort). 

 Native, Eng., 5. April, IV. 



Very rare ; Firby Wood, near Leavening (M.B.S.) ; wood 

 near Kirkham Abbey (B.). The woods and copses in the 

 Eastern divisions have been thoroughly investigated for this 

 plant, but without success, which is remarkable when one 

 remembers its frequency in the other Ridings. 



LENTIBULARIE^. 



1208. Utricularia vulgaris. Linn., 86. 



(Greater Bladderwort). 



Native, Brit., 2, 6, 7. July II. 



Frequent, especially in Derwentland ; Beverley and Hull 

 (B.) ; at Staddlethorpe it is abundant in the "delphs"; found 

 two or three years successively in Skidby drain on the 

 Beveriey and Hull Road,* 1890 ; Riccal (W.N.C.). 



1 2 10. U. minor. Linn., 72. 



(Lesser Bladderwort). 



Native, Brit., 2, 7. July, L 



Near Beverley (Dr. Hull); several places near Selby (B.); 

 but this species has not recently been noticed. 



1213. Pinguicula vulgaris. Linn., 93. 



(Common Butterwort). 



Native, Scot, 1-7. June, II. 



Frequent in wet, clayey, and peaty places, both on the 

 coast cliffs and inland ; Flamboro' Head; Brough (C.W.) ; 

 Hall Ings, near Cottingham (H.S.)*; Skipwith Common 

 (W.N.C.). 



