THE TRIBES AND THEIR GENERA. 



>7 



Ovary turbinate, glabrous, some- 

 times rather downy. Styles two, 

 terminal, short, almost wanting, 

 reflexed. Stigmas downy. Grain 

 long, slender, sharply pointed at 

 both ends, usually grooved on inner 

 side, adherent to palea. Hilum linear. 

 Broader leaves twisted to the left. 



Species. F. ovina, 69. 

 F. elatior, 70. 

 F. sylvatica, 7 1 . 

 F. my urns, 72. 

 F. uniglumis, j$. 



Fesinca ovina. 

 Floret. For Spikelet see p. 97. 



Bromus. Panicle branches in whorls. Spikelets usually 

 large, neither imbricated nor clustered. Florets many. Glumes 

 unequal, herbaceous, ovate, pointed, awnless, outer with one 

 vein, inner with three to five veins, inner the smaller. Outer 

 palea like outer glume in shape and size, concave, obtuse, cleft 

 at apex with a straight awn rising just below it. Inner palea 

 lanceolate, small, awnless, nerved, nerves hairy. Lodicules ovate, 

 acute, swollen at base. Stigmas three, sessile on anterior 



side. Ovary hairy, lobed at apex. 

 Styles two, short, reflexed, hairy, 

 placed on the side of the ovary below 

 the apex. Stigmas simple. Grain 

 oblong, convex on one side, grooved 

 on the other, adherent to paleae 

 starch grains simple, roundish. 



Species. B. erectus, 62. 

 B. asper, 63. 

 B. sterilis, 64. 

 B. maximus, 65. 

 B. madritensts, 66. 

 B. avvensiSs 6j . 

 B. giganteus, 63. 



Bromus pjganteus. 

 Floret. For Spikelet see p. 



