Centotheca.| CXLIV. GRAMINE. 641 
glume. Flowers within the glumes often Bre eo stipitate with the 
palea inserted on the sti ipes.—Beauv. Agrost. t. 14, f. 7. 
B Daintree River, Fitzalan ; Johnston River, Gulliver. 
biflora. Spikelets smaller with only 2 flowering glumes, the lowest po^ 
tiko Ba outer ones, the upper one alone setiferous.—Rockingham Bay, Dalla 
91, ERAGROSTIS, Beauv. 
few species very faint, Balea shorter than the pans with 2 prominent 
nerves or keels, often persisting after the glume an 
' away. Grain free, ovoid or oblong, not furrowed. 
, The ge ut disappears 
in cold countries and high mountains. Of the xem Aus bii five at 
a ak i 
unro are very closely connec d. if n 
T 
are as yet very uncertain, and in 
which may Wo to ax distinct species but of which the s 
cient for identificatio 
Secr. I. Chaun —Spikelet A t aq. Lig lumes rather distant 
tachya.— Spikelets npe a ae d 4 
hip; imb icate, pias See ing the rhachis a leave a long itudinal 
Surrow, usually very thin with the lateral ie on ie side ar: or marginal. 
The first three s ha e few-flowered spikelets M the rhachis very 
pecies have 
readily disarticulating of Poa, but I only one instead of two nerves on each 
side of the keel of the flowering glu 
Spikelets usually 3- or 4-flowered, pedicellate, in a 
reading panicle. 
Spikelets ve eed numerous and minute, } to 2 line long. 
. 1. E. tenella. 
oid, s noe 
Spikelets on i kag capillary pedicels 1 to 2 lines long. : 
.. Grain globular, tuberculate 2. E. nigra. 
—— = shortly pe ieee in a loose panicle, a 
es long. ndn void, sm 3. E. imbecilla. 
Spikelets iners ee than 6 e Road. 
Glu truncate or gaan gaa : 
"Mt pet inte à a loose panicle . 4. E. trichophylla. 
Glumes acute or rarely "almost obtuse. 
Spikelets DES s pale-eo loured, png shortly 
pedicellate and erowded on the long branches 
of a narrow 
VOL. VIT. panicle 27 
