97. GBAMINEiE. 
387 
pale boatsliaped, heartsbaped, blunt, rounded on the back. 
Gl. and pales membranous with a scarious margin. Nut 
free. — Lower pale with 7 — 9 faint veins. 
4.4.4. Lower pale truncate and denticulate at the tip. 
39. C.\TABBOSA. Gl. unequal, very short, 1-veined. Flowers 
usually 2, rounded on the back, distant. Lower pale mem- 
branous, with 3 veins ending in teeth which do not quite 
extend to the edge of the scarious margin. Upper gl. often 
with 2 shoii; and faint lateral veins. 
ft Lower jxde with converging veim, all or 1 — 3 of tohich com- 
bine in the awn. 
40. Cynosuktjs. Gl. nearly equal, scarious, strongly keeled, 
1- or more flowered. Lower pale rounded on the back with 
a terminal bristle. Each spikelet with a comblike bract at 
its base. Panicle spikelike, 1-sided. Nut "closely coated 
with the pales. 
41. Dactylis. Gl. unequal, herbaceous, many-flowered ; 
lower keeled. Loiver pale compressed, keeled, 5- veined ; 
dorsal vein fiinged and excm-rent just below the tip as a 
short awn. Spikelets croioded, subsectmd. Nut free. 
42. Festuca. Gl. unequal, herbaceous, many-flowered. 
Lower pale rounded on the back, very acute, or with the 
dorsal veiti excurrent at or just below the rip as a short 
awn ; lateral veins slightly converging and vanishing below 
the tip. Upper pale minutely ciliate on the ribs. Styles 
terminal. Nut liu-rowed, adhering to the pales. — Rachis 
with acute angles. Sheaths of the leaves divided to the 
base. 
43. Beosius. Gl. imequal, herbaceous, many-flowered ; loiuer 
\-veined, upper 3 — 5- veined. Fl. lanceolate, compressed. 
Lower pale with a long awn, (usually) founded on 3 veins, 
from below the tip. Styles below the toj) of the ovary. Nut 
furrowed, adhering to the pales. — Sheaths of the 1. divided 
half-way dovm. 
44. Seerafalcus. Gl. unequal, herbaceous, many-flowered, 
lower 3—5-veinedf upper 7 — 9-veined. Fl. oblong, turo;id. 
Lower pale with a short awn,' (usually) foimded on 3 vems, 
from below the tip. Styles below the top of the ovtiiy. Nut 
fun-owed, adhering to the pales. — Sheaths of the 1. scarcely 
divided half-way dovra. Spikelets narrower upwards. 
'* Inflorescence spikelike. 
Tr. Xn. HORDEIEjE. Spikelets solitary or 2 or 3 together, 
s 2 
