97. ftUAMiiTE^. 899 



dorsal vein excurrent at or j ust below the tip as a short awn,; 

 lateral veins slightly converging and vanishing below the tip. 

 Upper pale minutely oUiate on the ribs. Styles terminal. 

 Nut furrowed, adhering to . the pales. — Rachis with acute 

 angles. Sheaths of the lea-\fes d.ii(^evd to the base., 



43. Bromus. G1. Unequal, herba<!eous, many-flowered ; lower 

 1-veined, upper 3 — h-veined, . Fl. lanceolate, comptessed. 

 Lower pale with a long awn, (usually) founded on 3 veins, 

 from below the tip. Styles beioto the top of the ovary. Nut 

 furrowed, adhering to the -pales. — Sheathg of the 1. divided 

 halfway down. 



■. .11 ,1 



44. Sebeai' ALDUS. Gl. unequal, herbaceous, many-ilowered, 

 lower 3 — b-veined, upper 7 — 9-veined. "Fl. oblong, turgid. 

 Lower pale with a short awn, (usually) founded ml 3 veins,' 

 from below the tip. Siyhsbelow the top of the ovary. Niit 

 furrowed, adhering to the^pales. — Sheaths, of the 1. scarcely 

 divided halfway down. Spikelets narrower upwards. 



, B. Ircflorescence spifcelil;e ; bearing ths spikelets in hollows of 

 ■ ' . ' iAe rachis. 



Tr. XII. HORDEIEJS., Spikelets solitary or ,2 or 3 together, 

 subsessiie on opposite^ sides of a "channelled and toothed 

 jointed rachis. Uppermost fl. often han-feri." Style very 

 short. (Lateral spikelets often stalked in Sordeum.) 



t i^ikelets very shortly stalked dr subsekiiile. 



45. Bbachypoditim. Spikelets terminal- Gl. opposite, im- 

 equal, many-fiOwfersd, their edges towards the rachis. Upper 

 pale cpsffsely fringed, on the ribs.^The| unequal gl. distin- 



.-• guish this froni .2);iitic«?ra. 



ft Spikelets quiie sessile. 



4- Crlumes 2. ,. "r ' , |;' -. |,'^^ 



46. TbiticuM. Spikelets solitSr^i ;: Gl. opposite,. 'aieaiI5^ 

 equal, many-flowered,, th«ir edges, Upwards the raphis. Inner 



pale naiautely ciliate on the ribs, ' ^',. ', , ,, , ;; '. 



47. Elymtjs. Spikelets 2 or S together:, Ol. '2, both ait tie- 

 same side of the spikelet, without awns or bristles, with 2 

 or more perfect flowe'rs. •■ > I '■ 



48. HoRDEUM. SpiKetetsintWek, Often partially baiTen. 

 , , GL 2-,,gn(iing in ,lpi?g bristles; J. perf^jfiawer and, a ^talk- 

 like rndiwieflt. ,, ,;(■ ,,,,, -!: , ■ /VW 



