212 FLORA OF THE EAST RIDING OF YORKSHIRE. 



1800. Poa annua. Linn., m. 



Native, Brit., 1-7. May to October. 



Everywhere — the grass in the street. 



1807. P. nemoralis. Linn., 90. 



(Wood Meadow-grass). 



Native, Brit., 1-7. July. 



Generally distributed in meadows and field hedge-rows. 

 Several varieties noted but not yet determined. 



1808. P. compressa. Linn., 69. 



Native, Brit., 2. July. 



Waste places, bank of R. Hull, near Stoneferry, June, 

 1898* ; near Wawne (C.W.). 



1810. P. pratensis. Linn., no. 

 Native, Brit., 1-7. July- 



Very common in meadows, as at Little Weig-hton and 

 Brandesburton.* 



1812. P. trivialis. Linn., no. 



Native, Brit., 1-7. July. 



Also very common, in similar places to the species 

 immediately above. 



181 3. Glyceria fluitans. R.Br., no. 



(Flote-grass). 

 Native, Brit., 1-7. July. 



Very common in shallow stagnant water. Ponds near 

 Hull ; Stoneferry, and the Humber embankments. 



1814. G. plicata. Fr., 72. 



(Floating Meadow-grass). 



Native, Brit., 1-7. July. 



Frequently in similar places to the above (C.W.).* 



