Ix | “ SEEDS” 169 
Agropyrum repens is also often awned and may be described here 
(see also p. 150). 
Agropyrum repens, Beauv. (Fig. 76). 
Palea tough, 10—12 mm. long, ovate-lanceolate, 3—5 
ribbed and smooth; with a short (2—3mm.) or long 
Fig. 76. Agropyrum repens. 
Fig. 75. Agropyrum caninum. Awned variety. The awn is 
Type of boat-shaped ‘seed”’ very short and sub-terminal : 
with sub-terminal awn. a, nat. the rachilla smooth. a, the 
size; b, xabout 9, but with ‘‘seed,” nat. size; b and ec, 
awn cut short. Rachilla thicker ditto, x about 44. Boat-shaped 
above and hairy; palea not **seed”’? with rounded back. 
toothed. Nobbe. Cf. Fig. 48. Nobbe. Cf. Fig. 57. 
