IX 



" SEEDS " 



169 



Agropyrum repens is also often awned and may be described here 

 (see also p. 150). 



Agropyrum repens, Beaiiv. (Fig. 76). 

 Palea tough, 10 — 12 mm. long, ovate-lanceolate, 3 — 5 

 ribbed and smooth ; with a short (2 — 3 mm.) or long 



\ 



Fig. 75. Agropyrum caninum. 

 Type of boat-shaped "seed" 

 with sub-terminal awn. a, nat. 

 size ; b, x about 9, but with 

 awn cut short. Eaohilla thicker 

 above and hairy ; palea not 

 toothed. Nobbe. Cf. Fig. 48. 



Pig. 76. Agropyrum «j 

 Awned variety. The awn is 

 very short and sub-terminal : 

 the rachilla smooth, a, the 

 "seed," nat. size; b and c, 

 ditto, X about 4^. Boat-shaped 

 "seed" with rounded back. 

 Nobbe. Cf. Fig. 57. 



