200 88. GRAMINE^E. 



Lower glumella, only slightly overlapping the next when in fruit, 

 9-veined, of the same length as its straight awn. Plant greyish 

 green. 



Not common. Corn fields and waste places. (B) B. 67. New Kilmarnock 

 road beyond Shawlands; banks of the railway at Eastfield. 



5. B. RACEMOSUS, L. Smooth Brome-grass. Stem erect, 8 16 

 in. high. Le. downy. Raceme smooth, erect in fruit, seldom 

 panicled. Spikelets smooth, ovate, somewhat polished, of a light 

 green, rough to the touch. Apex of the large glume midway be- 

 tween its base and the summit of the second floret on the same 

 side ; central ribs distinctly toothed on the upper half. 



Frequent. Pastures and roadsides. (B) A. B. 6. Keppocli hill ; Cathcart ; 

 Paisley Canal bank; from Gourock to Arran. 



6. B. MOLLIS, L. Soft Brome-grass. Stems erect, 6 18 in. 

 high, whole plant downy, hairs on the stem pointing downwards. 

 Panicle erect, sometimes racemose. Spikelets ovate, darkish 

 green. The summit of the large glume midway between its base 

 and the apex of the third floret on the same side. Gl. and florets 

 hairy, not toothed on the central rib. 



Very common. Fields and waysides. (B) A. B. 6. 



*7. B. ARVENSIS, L. Taper Field Brome-grass. Stems erect. 

 Le more or less downy. . Panicle spreading, slightly nodding in 

 fruit ; a few of the lower peduncles elongated, slightly branched. 

 Spikelets linear-lanceolate, of a purplish tinge. Apex of the large 

 glume scarcely midway between its base and the summit of the 

 second floret on the same side. Awns spreading r , larger than the 

 glumellas. 



Very rare. A rubbish plant in this locality. A. 7 8. Possil road and beyond 

 Tradeston. 



27. EL^MUS. Lyme-grass. 



33. AKENARIUS, L. Rhizome creeping extensively and binding 

 the sandy soil. Stems 3 4 ft. high, smooth. Le. glaucous, 

 involute. Glumes downy. Glumellas of the same length as the 

 glumes, inner one bifid at the apex. 



Not common. Sandy sea shores; Brodick Bay, Dr. Syme; coast by Kildonan. 

 (B) P. 67. 



28. TEfTicUM. Wheat, Wheat-grass. 



1. T. HEPENS, L. Couch-grass, Creeping Wheat-grass. Rhi- 

 zome creeping extensively, throwing up stems from nearly each 

 node, i 4 ft. high. Le. mostly flat, with short hairs on the ribs 

 of the upper surface, not covering the hollows between. Spike 

 elongated, rachis rough. Spikelets arranged on a zigzag rachis, 



