246 GRAMINEj;. 



The plant occurs in large patches of a bright yellowish 

 green colour. This brilliant tint contrasts strongly 

 with the brownish hue of the turf around, and 

 renders the spots conspicuous at a long distance. 



TRITICUM, Linn. 



936. T. caninum, Huds. 



Native ; in thickets and woods, rather rare. 



G. Sparingly in thickets on Clifton Down. Combe 

 Dingle. Henbury. Bitton. Stapleton. Alveston; 

 Herb. Powell. 



S. Brislington. King's Wood, near Yatton. Portis- 

 head. Woods at Walton-in-Gordano. Wookey Hole 

 and Ebbor Rocks ; Mr. J. G, Baker. Frequent near 

 Trome ; Dr. Parsons. VII. 



937. T. repens, L. Couch Grass. 



Native ; in cultivated ground and waste places. Com- 

 mon and generally distributed. 



The awned variety, ft barbatum, has been remarked on 

 ditch-banks at Portbury, at Congresbury, and else- 

 where. VI.— VIII. 



938. T. pungens, Pers. 



Native ; on the banks of tidal rivers, and in muddy 

 waste places near the Channel. Locally common. 

 The forms littorale and pycnanthum are well repre- 

 sented by the Avon estuary below Bi-istol. 



VII. VIII. 

 9C9. T. acutum, D. C. T. laxum, Fries. 



Native ; specimens gathered by Miss Atwood on the 



banks of the river Avon were authenticated by 



Mr. Baker. Swete, Fl. 94. We cannot find it ; 



but the plant is so generally distributed in njari- 



