296 
CLV1I. GRAMINE.E (Stapf). 
[Hyjpanfienia. 
IV. FlLIPENDULiE. 
Panicles contracted, often compound, with frequently fan- 
shaped fastigiate tiers upwards ; awned spikelets 
2\ lin. long, glabrous or hairy. 
Annual : spikelets glabrous, awns 2 per raceme-pair, 
subplumose, their hairs up to 2 lin. long 16. 77. Barteri. 
Perennial : awns shortly hirtellous. 
Awns 2, rarely 3 per raceme-pair; spikelets glabrous 
or very sparingly hairy 17. H. filipendula. 
Awns 3-4 per raceme-pair ; spikelets villous 
Panicles very loose; awns 3-5 per raceme-pair,' 3 -3J lin! 
long, glabrous ... ... . .., ... ... ' ... 
V. RUPRECHTIiE. 
Perennial : fertile spikelets 3| lin. long excluding the callus ; 
awn about 3 in. long ... ... 
17. 77. filipendula . 
[var. pilosa. 
18. 77. familiaris . 
19. H. (Ruprechtii . \/ . 
Annual : fertile spikelets 4-5 lin. long excluding the 
callus ; awn up to 5 in. long 20. H. macrolepis. 
VI. Cymbakl®. 
*Mature peduncles much shorter than the cymbiform 
spatheoles which after flowering retain their shape ; 
ratio of spatheole and peduncle on maturity 2 : 3, rarely 
below 2 ; see 25, 77. Tamba and 27, 77. spectabilis. 
Awns 15-30 lin. long ; racemes 4-7 lin. long, contracted ; 
sessile spikelet of the homogamous pair up to 5 lin. 
long : annual. 
Panicle decompound, showy ; spatheoles broad, often [baria. 
vividly coloured, 10-12 lin. long, shortly tapering 21. 77. pseudocym - 
Panicle reduced to 2 or 3 few-rayed tiers ; spatheoles 
10-25 lin. long, narrowed to a long slender [oides. 
acumen ... . . ... ... ... ... 22. 77. anthistiri- 
Awns 3-15 lin. long : perennial. 
Spatheoles 4-10 lin. long, broad ; peduncles 2-4 lin. 
long ; panicle mostly decompound to supra- 
decompound, often large, nodding and vividly 
coloured. 
Spatheoles 4-9 lin. long ; peduncles 2-3 lin. long ; 
sessile spikelet of the homogamous pair rarely 
over 3 lin. long ; awns 3-6 lin. long 23. 77. cymbaria. 
Spatheoles 7-10 lin. long ; peduncles mostly over 
3 lin. long ; sessile spikelet of the homogamous 
pair 3|-4£ lin. long ; awns 10-15 lin. long ... 24. 77. variabilis, 
Spatheoles 10-15 lin. long ; peduncles 3-10 lin. long. 
Racemes villous with long hairs. 
Culms stout, unbranched below the panicle ; 
racemes 4|-7-| lin. long with about 5 awned 
(fertile) spikelets per pair ; spikelets some- 
what plump ... ... ... ... ... 25. H. Tamba. 
Culms slender, branched below the panicle ; 
racemes 7£-9 lin. long with 7-8 awned 
(fertile) spikelets per pair ; spikelets slender 26. 77. collina. 
Racemes shortly and sparingly pubescent to almost 
glabrous (except for the cilia of the joints and 
pedicels). 
