GKAMIXEJ-:. 



17; J 



of 3-8 flowers, and not so mnch swollen when ripe as in the 

 precetling; outer glume shorter than the spikelet and 

 sometimes very little longer than the contignmis flower ; 

 flowering glume usually awnless. or with a short, fine awn. 

 Tj. liriiroJa, Sonder. 



Cultivated land on the Adelaide plains. — Oct. -Dec. — 

 Europe and western Asia, where it is usually found in fields 

 of flax. 



3. L. perenne, L. line-graxs. Resembles L. tenm- 

 Iciitiiiii. but is perennial and an excellent feeding-grass, 

 producing barren leafy shoots from the base ; outer glume 

 shorter than spikelet : flowers 3-12, not swollen in fruit, so 

 that the outline of the spikelet remains lanceolate-oblong, 

 tapering towards tlie summit ; flowering glume usually 

 awnless. 



Pastures and roadsides.- -Oct. -Mar. — Temperate parts 

 of the globe. A cultivated biennial variety with numerous 

 long-awned flowers in each spikelet is L. italicum, A. Braun. 

 (Italian Rye-grass), and is sometimes spontaneous. 



Agropyrum littoralc, Dumortier, a stiffish maritime- 

 grass, has bf'en found localised near Fulham. Leaves broad 

 but rolled inwards; spikes narrow and dense; spikelets 

 lanceolate, 3 times as long as the notches, with 4-G awnless 

 flowers ; outer ghimes nearly equal, mucronate, 7-nerved, 

 half as long as the spikelet ; flowering glume obtuse, mucron- 

 ate, o-nerved. ■ .Sometimes considered a variety of .1. repensy 

 P.B., the "Couch-grass" of England. Shores of western 

 Europe and Mediterranean. 



21. Triticum. L. 



1. Triticum sativum, 



Lamarck. Whviif. Annual. 



with an erect stem (straw) and 

 long flat leaves, rather rough 

 above: lignle short, truncate; 

 spikelets 3-o-flowered. nearly 

 as broad as long, sessile in the 

 alternate notches of a zigzag, 

 ciliate axis, and forming a long, 

 dense, somewhat 4-angled spike 

 ("ear"). 1 or 2 upper flowers 

 usually barren; outer glumes 2, 

 equal, oblong, convex, several- 

 nerved, blunt, mucronate, or 

 .shortly awned ; flowering glume 

 convex, 7-nerved, mucronate, or 

 with a long terminal awn 

 (hranhul ic'hraf); all the glumes 

 (chaff) hardened and shining in 

 fruit : and each spikelet ripen- 



Z'- fJffS^- 



Triticum sativui 



