4 
5. KYLLINGA PERUVIANA, Lam. Encye. III: 366. 1789. 
Mariscus aphyllus, Vahl, Enum. II: 373. 1806. 
Kyllinga aphylla, Kunth, Enum. I1: 127. 183 
Obtained in Jamaica by several collectors; not observed by us 
43). 
(.P.8 
2; CYPERUS L.. Sp. Pl 44 3753. 
Se Namie 2: achene lenticular 
ene dorsally flattened 1. C. laevigatus 
pect laterally flattene 
Scales of the aprketets blunt, straw- 
colour 2. C. densus 
Scales of the spikelets acute 
Scales 1.5 mm. long, dull; inflores- 
cence ose ct 3. C. odoratus 
Scales 2-2.5 mm. long, shining: in- 
Boreasenie loos 4. C. paniculatus 
Style-branches 3 ; ua turgid or trigo- 
nous 
A. Spikelets more or less flattened, not 
breaking up at the nodes 
I. Rachis of the discos persistent, 
the scales falling away 
a. Rachis-wings re hlag or S vey nar- 
row 
Plants annual 
Scales sharply acuminate 5. C. compressus 
Scales yoraeres often with 
purplish margin 6. C. sphacelatus 
Spikelets only I or 2; culm 
and leaves filiform 7. C. trichodes 
Spikelets several or numerous 
_ elets spicate, about I 
wide 8. C. distans 
oikelete digitate 
tamens 3 or 2 
Scales acute or acumi- 
nate ; basal leaves re- 
duced to sheaths g. C. Haspan 
cales mucronate or 
short-a nh l 
leaves no l 
Leaves convolute, at 
least in dryin 
Achene narrowly : 
linear-oblong 10. C. oxylepts 
Achene obovoid; 
culm viscid Il. C. elegans 
Leaves grass-like 12. C. diffusus 
Stamen only 
Spikelets I eee to 
oblong-lanceolate 13. C. ‘ochraceus 
Aaripean ovate, elongat- 
ing in 
