180 FLORA OF SOUTH AUSTRALIA. 
11. Floral bracts in spiral rows (imbricate all 
round). 
Fruits more than one in each spikelet. 
Base of style enlarged. 
Style-base jointed on the fruit, deciduous. 
Spikelets clustered or umbellate. No pla 
gynous bristles . 
Style-base deatinpue with the ote, peeeiact. 
Spikelets solitary, terminal. _Hypogynous 
bristles. No true leaves : 
Style filiform throughout. 
Hypogynous bristles present. Spikelets soli- 
tary, or clustered, or umbellate, often lateral. 
Tall, stout plants 
No hypogynous bristles ; ae eT: (doy 
Hypogynous scales 2, flat ; AP REP in a ter- 
minal head 
No hypogynous prietlen: feue ee in a 
utricle. 
Flowers strictly unisexual, either the sexes 
in separate spicate clusters or preeey 
aggregated in the cluster 
Fruit only one in each spikelet; flowers 2 or few, ae 
1 fertile. 
Branches leafless, excepting sheathing scales as in 
Restiaceae; spikelets solitary terminal. No 
hypogynous scales or bristles; stamens pam 
5; stigmas 3.. 
No hypogynous pristles or AEE: ene 3 to 6: 
stigmas 3 
Hypogynous scales 6, in 2 rows, fiidkcened, 
acuminate, adnate to the fruit. Stamens 3; 
stigmas 3. Leaves radical 
Stamens 6 a 12, each subtended age a fiansiie > 
bracteoles 2, opposite, navicular, ciliate on the 
keel. Inflorescence globular 
Lepidospora. 
Stems slender, leaves radical very narrow, Se 
without bracts ... 
Kyllingia. 
Larger bracts nearly me ; fruit much smaller than 
the bract 
Larger bracts very sncefheall ® site as ee as the belts, 
Fimbristylis 
Heleocharis 
Seirpus 
Isolepis 
Lipocarpha 
Carex 
Caustis 
Cladium 
Lepidosperma 
Chorizandra 
tenuissima 
monocephala 
intermedia 
