94 BRITISH GRASSES. 



Genus 27. Triticum. Inflorescence spiked ; rhachis 

 zigzag, toothed, elongated ; outer glumes ovate, bluntish, 

 concave ; scales two, swollen at the base ; filaments hair- 

 like ; anthers pendulous, oblong, cloven at each end ; 

 ovary turbinate; styles two, slender, reflexed ; stigmas 

 feathery ; seed ovate, oblong, blunt at both ends, convex 

 on the outer side and a longitudinal furrow on the inner. 

 Species 3 : — 1. repens ; 2. caninum ; 3. cristatum. 



Genus 28. Lolfum. Inflorescence spiked; spikelets 

 several-flowered, placed singly on each tocth of the rha- 

 chis, and pressed close into the angle ; only one empty 

 glume, awl-shaped, permanent, fixed, opposite to the 

 rhachis; flowering glumes lanceolate, narrow, pointed, 

 as long as the empty one; scales ovate, obtuse, swollen 

 at the base ; filaments short ; flowering glumes enfold- 

 ing the seed, which can only fall when they open ; seed 

 oblong, convex beneath, and a broad shallow furrow 

 above. Species 2 : — 1. perenne ; 2. temulentum. 



Genus 29. Brachypodium. Inflorescence spiked; 

 spikelets several-flowered, slightly stalked. Species 2 : 

 — ]. sylvaticum ; 2. pinnatum. 



Genus 30. Bromus. Spikelets many-flowered ; outer 

 glumes spreading, collecting the florets into an oblong 

 two-lobed spikelet, ovate-oblong, pointed, awnless, the 

 lower the smallest, flowering glumes the size and form 

 of the outer or longer, concave, obtuse, cleft at the sum- 

 mit, with a straight awn rising just below the apex; 

 palea lanceolate, small, awnless, nerved, the nerves 

 hairy; scales ovate, acute, swollen at the base; ovary 

 hairy; styles two, short, reflex, hairy, placed on the side 

 of the summit of the ovary; stigmas simple; seed ob- 

 long, convex on one side, furrowed on the other. Spe- 

 cies 11 : — 1. erectus ; 2. asper ; 3. sierilis ; 4. maxirnus ; 



