322 GRAMlNEiE. 



The only record, 1688 ; also first as a British plant. Brought down by 

 the river from some chalk district ?.] 



AERHENATHERUM, Pal. de Beam. 



794. A. avenaceum, Beaiiv. Tall Oat Grass. 



Gr. caninum nodosum (G-er.). Gr. caninum avenacea 'panic, nan nodosum 

 (Merr.). Gr. avenac. pan. acerosa sem. jaapjposo (Dill.). Avena elatior 

 (Curt.). 

 Cyb. Br. iii. 188. Curt. F. L. f, 3. 

 Hedges, banks, and borders of fields ; very common. P. June, and again 



in September. 

 In all the districts. 

 VII. Frequent in Middlesex ; Merr. 50. About London ; B. Syn. iii. 406. 

 [Fields next S. James's wall as ye go to Chelsey ; fields bet. the Tower 

 Hill and EadclifFe ; Ger.Z2.'] Tottenham; London Canal; Cherry 

 (v.s.). Isle of Dogs!; Newb. Hackney Wick. Green Park, by 

 Constitution Hill, 1865. 

 First record: Gerarde, 1597. We cannot state the relative abundance of 

 the ' bulbous ' and ' non-bulbous ' varieties. The former seems to be a 

 weed of cultivation. 



TRIODIA, B. Br. 



795. T. decumbeus, Beauv. 



Gr. avenaceum parv. irrocitmhens, panic, nan aristatis, B. Syn. (Blackst.). 



Cyb. Br. iii. 190. Lowe t. 41. 



Heaths and commons ; rather rare. P. May, June. 



I. Harefield Common ! ; near Battleswell ; Blackst. Fasc. 34. Harrow 



Weald Common, abundant ; Melv. 90. Stanmore Heath. 

 11. Bet. Bushey Park and Teddington ! ; Ncwh. 



III. Drilling Grround, Hounslow. 



IV. Hampstead Heath, 1850; Morris {v.s.). 

 VII. South Heath, Hampstead, abundant. 



First record: BlacJcstone, 1737. 



KOEHLERIA, Pers. 



796. K. cristata, Pers. 

 Cyb. Br. iii. 191. Lowe t. 29. 

 Drj' places ; very rare. P. June. 



II. By the roadside not far from Staines on the Hampton Eoad, 1866. 

 III. Meadow near Eichmond Bridge! ; Newh. 

 First record: the AutJiors, l^QQ. Possibly overlooked elsewhere. 



MELICA, Linn. 



797. M. uniflora, Betz. Wood Melic Grass. 



Gr. avenaceum rariori grano nemorense Danicum (Merr.). Gr. avoi 



nemorense glum. rar. exfusco xerampelinis (Dill., Blackst.). 

 Cyb. Br. iii. 191. Curt. F. L. f. 5. 



