323 
Spikelets 1-5-2 mm. long 
Panicle scanty, sparingly 
branched, up to 5 cm. long 
with rigid branches; spikelets 
glabrous, shortly pedicelled; 
leaves ovate-lanceolate, 1-3 cm. 
ong - -. - - 20 pygmaeum, 
Panicle much branched with 
fine capillary branches up to 
about 15 em. long; spikelets 
pubescent on long delicate 
pedicels; leaves ovate or 
tapering at the tip, 1-5-6 cm. 
ong . . - - - 21, trichoides, 
**Glumes and lower valve sprinkled with 
short hooked hairs; panicle rigid, scanty 
and few-flowered; culms very wiry, much 
‘branched ; leaf-blades more or less reduced 22. uncinulatum. 
1. P. trachyrhachis Benth. Fl. Austral. vii, 490 (1878). 
N. Territory : Victoria River, Hlsey; Port Darwin, Schultz! ; 
-Arnhem’s Land, McKinlay. 
2. P. delicatum Hughes nov. sp. 
Annua ad 70 cm. alta panicula inclusa. Culmi erecti vel 
geniculato-ascendentes, teretes, usque ad 5-nodi nodis exsertis 
glabris. Foliorwm vaginae subapertae, pilis paucis basi tubercu- 
latis indutae; ligulae breves, pa ciliatae; laminae planae, 
usque ad 24 em. longae, 0:6 cm. latae, utrinque pubescentes, 
Panicula laxa, decomposita, vix bites usque ad 35 cm. longa; 
rami ramulique capillares, scaberuli, ad extremitates spiculas 
brevipedicellatas gerentes, caeterum nudum. Spiculae hiantes 
2-5 mm. longae, glabrae. Glwmae inaequales; inferior 3-sub- 
5-nervis, dorso scaberula, 2 mm. longa; superior 5-nervis, 
spiculam aequans. Anthoeciwm inferum ad valvam 5-nervem 
spiculam aequantem reductum. Anthoecitwm superum 3; ovale, 
laevissimum, nitidum, 1-5 mm. longum. 
N. Terrirory : near Port Darwin, Allen 176, 178!. 
3. P. fulgidum Hughes nov. nom.; P. bicolor BR. Br. Prod. 191 
(1810) ; Benth. Fl. Austral. vii. 487, non Moench. 
N. Territory: Port Darwin, Schultz. 
QUEENSLAND : Brisbane River, Mueller, Bailey. 
N. S. Wass: New England, Clifton, Stuart; Parramatta, 
Woolls: Port Jackson, Brown 6107!; Botany Bay, Banks and 
Solander : Maneroo, Mrs. Calvert. 
4. P. cymbiforme Hughes nov. sp. 
incognita. Culmus florifer procerus, robustus, eeu 
vorum 
Basis 
_-€t brevissime pubescens, nodis densius pubescentibus, F. 
B2 
