FLORA OF THE EAST RIDING OF YORKSHIRE. 77 



233. Stellaria umbrosa. Opis., 22. 



Native, Eng. , 2. 



Uncommon. Burstwick, Holderness (C.W.). 



234. S. HolOStea. Linn., 109. 

 (Greater Stitchwort). 

 Native, Brit., 1-7. May, III. 



Hedgerows and copses, common. 



235. S. palustris. Retz., 54. 



Native, Eng. , i, 2, 5, 6, 7. Ji^me, I. 



Uncommon. Edge of Hornsea Mere.* Beverley (Colonel 

 Machell, i8g8, B.). Near Kirkham (B.). Skipwith Common 

 (C.W.). Howden (J.B.). 



236. S. grraminea. Unn., 109. 



(Lesser Stitchwort). 



Native, Brit., i, 2, 5, 6, 7. July. 



Frequent in damp ground. 



237. S. Ulig-inosa. Murr., 110. 



(Bog Stitchwort). 

 Native, Brit., 1-7. June, I. 



Frequent in wet ground in all the districts. 



241. Arenaria tenuifolia. Linn., 34. 



Native, Eng., 5. June. 



Rare. "In a field near Kirkham Abbey" (B.). 



242. A. trinervia. Linn., 100. 



Native, Brit., 1-7. June, I. 



Shady hedgerows, very common. 



243. A. serpyllifolia. Linn., no. 



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



Very common on chalk and gravel. Var. leptoclados 

 (Guss.) at Norton by G. Webster, 1886 (W.W.). 



