ca 
Danthonia.) GRAMINEZ (Stapf). 517 
Blades races ee to a long setaceous 
point, 4-1 ft 
are linear, . apering a almost from the base 
the involute filiform obtuse tips, 2-3 in. 
(1) macrantha, 
(2) brachyphylla. 
ong 
Spikelets smaller: styles naked below, distinct 
Low r less red with a oat 
8 
elets 
unequal pe adincla; cients 74-94 1 
lon (3) zeyheriana. 
Panicle compac ct, spike- like or - capitate : 
Spikelet: 3 10-12 lin. long in large heads 
Lt 
2-24 in. long ; tips of glumes usually 
suddenly contracted and mucronate (4) macrocephala. 
Spikelets smaller : 
Spikelets 6-84 lin. long; glumes 
narrow, long and acutely acumi- 
nate; awn cpl ae ars se 
twists belage ... (5) lanata, 
Spikelets 4-7 lin ong; " glumes 
r 
°S 
ie) 
5 
“pp 
a 
i=} 
n 
ot 
z 
ia 
co 
° 
g 
imperfectly ‘twisted and bent : 
be (6) lupulina, 
Lower sheaths gel covered ‘with a coat of wool ; 
panicles never ¢ 
*Spikele ts about 6 tes, rarely to 10 lin. long ; 
rather se grasses with rigid to wiry 
Wika. 
Inflorescence a true, a ear panicle, 
ft. 
n tufts; lower sheaths very 
scape. pubescent or tomentose . : 
and pru (7) elephantina. 
Spikelets 6 rar ely 10 lin. long ; ; 
valves with distinct tufts of hairs ; 
cate. smooth and glabrous, 
except sometimes near the mo outh 
he 
of 
valves 3 on each side at the 
base of Ae lobes and equal 
o them (8) papposa. 
Sheaths quite glabrous ‘or 
almost so; hair tufts no 
arranged as in the preceding 
tion: 
Culms and leaves ' 
r blades tightly 
elite or partly flat, 
ore than 3 ft. 
long; + ~ of hairs 
long, gathered in a 
dense straight trans- 
