456 GRAMINEE (Stapf). [ Prionanthium. 
keel muricate- pectinate ; valves oblong, glabrous or almost so, some- 
times mucronulate ; pales glabrous except, at the ciliolate tips ; anthers 
12 lin. long. Prionachne Ecklonii, Nees in Lindl. Nat. Syst. ed. i. 
448. P. dentata, Filme Fi. Afr. Austr. 134. Chilochloa dentata, 
Trin. Ic. Gram. 73: Chondrolena phalaroides, Nees, Le. C. 
dentata, Steud. ps. Pi. Glum. i. 430 ( partly). Lastochloa pectinate, 
Trin. ec Pritz. Ie. Bot. Ind. Phalaris dentata, Durand § Schina, 
Consp. Fl. Afr. 797 (partly). 
Coast Reeion: Clanwilliam Div. ; Olifants rig Ecklon. Pique therg 
Div.; near Groene Vallei in the Piquetberg meen elow 1000 ft., Drége! 
Tulbagh Div.; mountains near Tulbagh, Eck 
o. 2. ee (Stapf); annual; quite glabrous ; culms 
tufted, genieulate, ascending, slender, 3-6 im. long, sm mooth, about 
4-5-noded, with Seite branches from most nodes excepting the 
upper 1 or 2, middle and. upper internodes exserted, the uppermost 
and base of the spike enclosed ; sheaths smoot th, lower short, pur- 
linear, tapering to a fine point, 2-21 in. by 3-3 lin., more or less 
spreading, strongly striate, smooth below, scabrid above ; panicle 
reduced to a stiff erect spike-like 2-ranked secund raceme, 1-l; 
in. long; rhachis wavy, triquetrous, subscaberulous, back flat, sides 
hollowed out; pedicels extremely short, stout; spikelets adpressed 
to the thachis, several times longer than ‘the internodes, about 3 lin. 
long ; continuation of thachilla minute ; glumes subequal, Tinear- 
oblong, subacute, keel stout, smooth or min utely tubercled, side- nerves 
about 3 on each side, close, prominent, hyaline margins as broad 
as the herbaceous part at the middle, lower oh * da: successive 
glumes, eon except a herbaceous otek # near the junction of the 
3 nerves, a scaberulous upwards; pales glabrous ; anthers neatly 
12 lin. lon: 
j Reaion: Cape Div.; damp hollows in Fish Hook Valley, Wolley Dod, 
394 
like Pholiurus pannonicus in habit and strueture, en for the 
silts being strongly compressed from the i and the glumes being not S0 
XXVII. ACHNERIA, Munro (non Beauv.). 
Spikelets oblong to elliptie, pyran mpressed, in lax or dense, 
very rarely spike-like panicles ; rhachilla disarticulating above the 
glumes and between the valves, more or less produced “be yond oe 
upper floret. Florets 2, 3. Glwmes subhyaline, rigid or su 
coriaceous, onsite subequal, 1- oes the base cp 3-) nerved, 
oes Tal: wn runcate or a or ai nate, entire 
