I04 FLORA OF THE EAST RIDING OF YORKSHIRE. 



SAXIFRAGES. 



595. Saxifraga umbrosa. Linn., i. 



(London Pride). 



Alien. 



Londesbro' (B.), where of course it has been introduced 

 with many other things that should scarcely have a place in 

 a flora of wild plants. 



598. S. tridactylites. Linn., 81. 

 (Rue-leaved Saxifrage). 



Native, Brit., 1-7. April, IV. 



Very common on chalk)- and gravelly places, flowering 

 in the latter with Erophila vulgaris and Ceras/intn semi- 

 decandruni. St. Austin's Stone, Drewton Dale,* on the 

 " Fairy Stones," in Burdale,* and on mud-topped walls in 

 all the drier districts. Hotham and Newbald.* Hesling- 

 ton (B.). Old house tops near Hull (G.N.). 



601. S. granulata. Linn., 78. 



(White Meadow Saxifrage). 



Native, Brit., i, 2, 3, 6, 7. June, I. 



Locally abundant in Derwent-land, and in gravelly places 

 in Holderness as Kelsey Hill,* and recorded also near 

 Brough (C.W.),* North Cave,* Lowthorpe, and Fimber 

 (M.B.S.). 



608. Clirysosplenium oppositifolium. Linn., 107. 



(Golden Saxifrage). 



Native, Brit., 2-7. May, H. 



Uncommon generally but still fairly plentiful on dyke- 

 beck-sides near Cottingham,* where it was known in the 

 'sixties (G.N.) and (A.S.). Langwith, 1810, W. Middleton, 

 sp. in York Museum. 



609. C, alternifolium. Linn., 70. 



Native, Brit., 5. May. 



Rare, there only being one place recorded for it — 

 Settrington (M.B.S.). 



