88. GRAMINE^E. 199 



auricled, reddish brown. Panicle large, loose, inclining to one 

 side. Spikelets lanceolate, 3 6-flowered. G-l. very unequal, 

 outer one 3-ribbed. Lower glumella 5-ribbed, dorsal one ter- 

 minating in a long awn, which passes behind the membranous 

 apex, inner one with 2 marginal ribs minutely fringed. 



Frequent. Shady woods and moist hedges. (B) P. 7 8. Clyde Iron- works; 

 Carmyle and Kenmuir woods ; Kelvin woods; Gourock to Arran. 



26. BEOMtfs. Brome-grass. 



A. Lower glume 1-veined, upper 3 5-veined. 



1. B. ASPER, L. Hairy Wood Brome-grass. Root fibrous. 

 Stem erect, round, 3 6 ft. high. Le. broad, the lower ones 

 hairy; sheaths striated, with hairs pointing downwards; ligule 

 obtuse and torn. Panicle drooping, with long branches, slightly 

 divided. Spikelets linear-lanceolate, of 6 10 distant florets, 

 hairy. Lower glumella 5 7 -ribbed, longer than its awn, outer 

 one of the lowermost floret about twice the length of the smallest 

 glume. 



Frequent. In woods and hedges. (B) A. B. 67. 



2. B. STERILIS, L. Barren Brome-grass. Stems erect, 1 2 

 ft. high. Le. broad, flat, downy. Sheaths striated, slightly 

 pubescent. Panicle drooping, branches long, slightly divided. 

 Spikelets linear-lanceolate, of 6 8 distant, rough florets. Outer 

 glumella 7-ribbed, shorter than the long awn, spreading during 

 and after flowering. 



Frequent. Waste ground and hedges. (B) A. 6. In hedges when entering 

 Old Cathcart; Eutherglen; roadside at Shawfield Toll; Cambuslang; from 

 Gourock to Cumbrae. 



B. Lower glume 3 5-veined, upper 7 9-veined, 



* 3. B. SECALINUS, L. Smooth Rye Brome-grass. Stems erect. 

 Le. hairy. Panicle loose, nearly simple, spreading when in fruit, 

 slightly nodding. Spikelets oblong, with about 10 distant florets. 

 The glumellas not overlapping by their edges the florets above; 

 when in fruit, rolled in at the margin. * ' The apex of the large 

 glume, midway between its base, and the summit of the second 

 floret " on the same side. Outer glumella roundly bidentate at the 

 apex. Awns flexuose, shorter than the florets. 



Rare. In corn fields, introduced with seed. (B) A. 6 7. Fossil road ; Toll- 

 cross; grass fields "beyond Pollokshields. 



4. B. COMMUTATUS, Schrad. Tumid Field Brome-grass. Stem 

 erect. Le. and sheaths hairy. Panicle at first erect, loose, and 

 slightly drooping in fruit. Spikelets oblong-lanceolate, rough, 

 loosely-flowered. " Apex of the large glume midway between its 

 base and the summit of the second floret on the same side." 



