56 CLASSIFICATION 
31. Cynosurus. Fertile spikelets accompanied each by a 
spikelet of empty glumes (fig. 16). 
Sub-tribe ERAGROSTEA. Spikelets 2- or more-flowered ; flower- 
ing glumes 3-nerved. 
32. Koeleria, Panicle spikelike ; spikelets compressed ; 
flowering glumes keeled, translucent. 
33. Molinia. Panicle contracted ; spikelets oblong ; flowering 
glumes rounded on the back, firm and coloured. 
34.  Catabrosa. Panicle 
spreading widely; spikelets 
wedge-shaped; glumes with 
very blunt erose tips (fig. 24). 
Sub-tribe MELICE. Spike- 
lets 2- or more-flowered, with 
two or more terminal empty 
glumes. 
35. Melica. Terminal ru- 
dimentary glumes convolute, 
forming a club-shaped body 
(fig. 26). 
Sub - tribe EUFESTUCE#. 
Spikelets 3- or many-flowered ; 
flowering glume with five or 
more nerves ; awn, when pre- 
sent, terminal or, sometimes, 
subterminal, never dorsal or 
twisted. 
36. Dactylis. Spikelets in 
dense clusters. Panicle and 
clusters one-sided (fig. 15). 
37. Briza. Spikelets nod- 
ding or pendulous; glumes 
very deeply boat-shaped (al- 
most vesicular), broad, rounded 
on the back, awnless, obtuse, 
closely imbricate (fig. 19). 
38. Poa. Flowering glumes 
Fic. satin Nea communis: a lower compressed and keeled 
portion of panicle 4 wo smkelets, twice throughout their entire length, 
with empty glumes and lowest flower removed acute, never awned ; nerves 
to expose the bearded rachilla. reaching the tip (fig. 7). 
Glycerta. Flowering 
glumes rounded on the back, awnless ; nerves usually falling short 
of the blunt scarious tip. Sometimes the glumes are keeled near 
the apex, but not below (figs. 22 and 27). 
40. Festuca. Flowering glumes rounded on the back, acute, 
mucronate or awned ; sometimes keeled in the upper part, not 
below ; ovary smooth (fig. 17). 
41. Bromus. Flowering glumes rounded on the back, with the 
tip notched or bifid, and awned from the notch ; top of ovary 
hairy; styles lateral, 2.2. inserted below the apex (figs. 14 and 32). 
