FLORA OF THE EAST RIDING OF YORKSHIRE. 213 



1815. Glyceria aquatica. Sm., 79. 



(Water Sweet-grass). 



Native, Eng:., 1-7. June and July. 



Common east of the Wolds in dykes and drains; between 

 Hull and Beverley, 1895*; great beds bv River Hull, near 

 Driffield.^" 



18 16. G. maritima. Merf. and Koc/i., 67. 



(Sea Meadow-grass). 



Native, Brit., i, 2, 4, 7, 7. july^ Ijl 



Very common. Banks of the Humber (C.W.)*- near 

 Hull (R.T.). ^ ' ' 



181 7. G. distans. Wa/ilenb., 56. 



Native, Brit., 2, 4, 6, 7. jul^-, i. 



Commoner than Glyceria maritima on the Humber shores 

 ferthest trom the sea, e.g., Bromfleet Island and Brough 

 Haven, where it is an important silt-binder, f 



1820. Festuca rig-ida. Kunth, 91. 



Native, Eng., 1-7. j^,^._ 



Frequent in dry places. Kirkham Abbey (B.) : Kelsey 

 Hill gravels, Holderness*; chalkpits, Willerby.* 



1822. F. uniglumis. Soland, 19. 



Native, Eng., i, 2. j^,l^._ 



Very rare. On the sea coast at Atwick (S. Gibson, 

 Addm. B.); not found recently, though looked for. On walls,' 

 Beverley (R.T.), where again it is now looked for in vain. 



1825. F. sciuroides. Roth, 104. 



(Wall Fescue Grass). 

 Native, Eng., 3, 4. j^,jj._ 



As F. bromoides on the Wolds (R.T. ); no late confirmation. 



t See Introductory Chapter— " Natural Warping." 



I 



