Kyllinga.) CXLIII. CYPERACER. 251 
within an involuere ‘of 2 to 4 unequal linear leafy bracts. When the 
second flower is present it is always enclosed in or subtended by a small 
hyaline additional Lamar and, if perfect, both the nuts are enclosed in 
the 2 eae piesio 
Bockder and others have distinguished a lar mber of species are often very 
vague or trifling, and require further scrutiny before the A cene of the geographical 
Pu of the principal forms A "ps d termin er proposes to unite the 
with Cyperus, to which rtainly ne arly allied. Dat z peculiar structure 
of the spikelet is «dita Mixto in cas the species at have exa 
— of cra te solitary and globular, or very EC, 
ral ones. 
Pam d male Mower usually present, Nut ovate, pale, 
nearly as long as the glumes. larger gue very 
unequa l. K. intermedia. 
No second flower. “Nut ov ate, pale, much shorter than 
the glume. Larger glumes nearly equal, md 
ke wea 2, K. monocephala. 
Central head of “spikelets oblong-cylindric al, with or 
Without two more shorter lateral ones, No 
second howe ger glumes scarcely keeled. 
Nut large, broad, asia, very dark. Head of spike- 
. lets usually single . . + 38, K, eylindrica. 
Nut narrow, pale, Heads of spikelets 3106... ii Ils piace A 
ES K. int rmedia, 2. Br. Prod. 219.—Stems from a creeping 
E zome slender, 6 in. to above 1 ft. high. Leaves grass-like, about 1 
me broad, much shorter than the stem. Involucre of about 3 very 
ual narr row bracts. DuoWerdut single, globular, Mene 3 lines 
ocephala, about 14 lines kiki e two larger rius several- 
ù à : 
[uci c O’ Shanesy ; Moreton Bay or neighbourhood, Leich- 
sw ales. Richmond, R. Brown ; Blue Mountains and Liverpool Plains, C. 
Clarence i Beckler ; New England, C. Stuart. 
storia. tta Mitta and Lower Hume Riv vers, F. Muel 
This "ral apparently th in Australia is such in New i ces and 
bly in dia, often Unas with K. monocephai 
about ge. and narrow.  Flower-head or spika glabalsr or ovoid, 
es diameter or sometimes lengthening to 4 lines, solitary or 
