-+ 'Ilic Liberian I ; l<>r.i 



Pycreus polystachyus, licit ni'.\ i 2i ft. high, with fibrous roots 

 and niuiv or less e< impound umbcllcd spikes of IO 50 per- 

 manently erect brownish spike-lets, jj in. by ,'.. in.; Cape 

 Pal mas, Ansci/\ 



Cyperus haspan, /..: with stems 4 jS in. long, distant on ; 



creeping rhizomes and with usually compound or decompound 

 umbels (sometimes overtopped by bracts) of digitate clu 

 of 2 6 compressed spikelets, \ J in. by .,', J.I in.; in the 

 town of Monrovia, .\aiiinatni. 



C. tenax, Boeck.\ with trigonous stems, 4 16 in. long, and usually 

 simple umbels of upwards of 7 spikes of 3 16 digitate 

 dark chestnut-coloured spikelets, ! in. by ^ in. ; the umbels 

 overtopped by leaf-like bracts, Monrovia, Naninniin. 



C. sphacelatus, Rttb. : an annual with slender tufted stems, 6 24 

 in. long, and simple or compound umbels of spikes of 5 12 

 speckled spikelets, straw-coloured and J in. long, the umbels 

 often over-topped by the lowest bract ; Grand Hasfi, Ausell\ 



C. zollingeri, Steud.\ with trigonous slender stems, i 2 ft. high, 

 and irregular straggling or much-contracted umbels of loose 

 spikes of 3 9 yellowish green spikelets, i in. by in., the 

 umbels when contracted much overtopped by the leaf-like 

 bracts ; Monrovia, Naiunann. 



Mariscus umbellatus, \ r ahl.\ with stems i 2\ ft. long, thickened 

 at the base and trigonous at the top, and with simple 5 12- 

 rayed umbels of solitary cylindric spikes of very numerous 

 straw-coloured spikelets, spreading rectangularly when ripe, 

 the umbels supported by 5 10 leaf-like bracts ; Monrovia, 

 Naumann, WJiyte \ ; Kakatown and Sino Basin, Whyte \ 



M. rufus, //. />. A'. : with robust stems i 4 ft. long, trigonous at the 

 top, and umbels of numerous cylindric congested spikes of 

 spreading or reflexcd reddish brown spikelets, ! in. by ^ in., 

 the umbels supported by 4 7 bracts ; Monrovia, Naumanu. 



Eleocharis capitata, R. Br. : a leafless annual with tufted stems, 2 to 

 over 12 in. high, with a solitary terminal lanceolate dense dull 

 greenish red spikelet, x | in. long ; Cape Palmas, / V^v/. 



*E. naumanniana, Boeck. : a very slender flaccid olive-coloured water- 

 plant, proliferously branched, i i ft. long, with solitary very 

 slender i -flowered spikelets, J in. long; Monrovia, Naumanu. 



Fimbristylis diphylla, Vahl. : an annual with tufted stems, 7 28 in. 



663 



