26 MÉMOIRK 8. 



Cyperaceœ. 



Auctore C. B. Clarke. 



Kyllinga Rottb. 

 Kylîinga debilis. C. B. Clarke. 



DeLilis, flaccida, capite 3-1-stacliyo, bracteis 5-10 cm. longis, flaccidis, 

 vix 2 mm. latis; spicis 4 mm. longis, oblongis, 3-6 spiculas 1-spermas 

 gerentibus; nuce compressa subrotunda. styli vix ulli ramis 2 cum tertia 



parle nucisvix tequilongis. 



Glabra, viridis. Ciilmi annui, subcœspitosim aggregati, débiles. Ftdia 

 culmum sîepe superantia, vix 2 mm. lata, flaccida. Bractea? 3-5, injï^quales. 

 Glumœ ovatfe, nucem vix superantes, tenues, 3-5-striatae, virides, proventu 



albescentes, membranacesB. — Species quoad characteres K. microstylse 

 (p. 281) proxima, quoad habilum et bracteas ab bac multum diversa. 



MoYEN-NiGEH. ~ Kùulîkoro, 14 oct. 1899, n" 2433 [Aiig. Chevalier,] 



^ 



Juncellus. 

 Junceîîus ater C. B. Clarke. 



Parvus, culmo 3-7 cm. longo, tenui ; foliis culmo brevioribus, subsetaceis ; 

 umbella simplice, ramis 3-1; spicis dîgitatis, 2-3-stachyis ; spiculis 3-5 

 mm. longis, anguste oblongis, 8-16 floris, nigris, non caducis; glumis 

 rotundo-elliplicis, caducis; stylo 2-fido, 



Glaber. Culmi ciespitosi. Bracteœ seepe 2, inferior 3 cm. longa, subse- 

 tacea. Gluma» arcte imbricata?, nigra?, peroblus;c, in margine scarioso- 

 albidte; rhachilla parva, quadrata. Stamina 2; filamcnta subrugosa; 

 anthercu bi'eves, subrotundu?. Stylus nuce brevior; rami stylo longiores, 

 rubio-maculati. Nux ellipsoidea, fusca, cum dimidia parte glumio sub- 

 sequilonga. 



Haut-Oubangui. — Haute-Ombella. Kaka Dô près Demba, 26 oct, 1902, 

 n° 5886 [Aug. Chevalier]. 



Cyperus L. 



Cyperus monostigma C. B. Clarke. 



Glaber, culmis :\-iO cm. longis, basi cœspitosim aggregatis, fibris 

 nigris vestitis; foliis culmum s.x'pe superantibus, 0,5 mm. latis; capite 

 4,8-20-stachyo; bracteis 3, ima 4-8 cm. longa, foliiformi; spiculis 1 cm. 

 longis, 2,5 mm. latis, compressis, 16-20-floris, albis, lateribus parallelis; 

 glumis ovatis, imbricatis, vix acutis, apiculatis, nervis 5 adcarinam appro- 

 ximatis; stylo longo, indiviso; nuce parvula, trigona, apice truncata, bas» 

 in stipitem cylindricum fere contracta, micantipuncticulata. 



Congo français. -— Brazzaville, 20juillet 1904, if 4170 [Aurj. Chevalier], 

 Bas-Chari. — Lac Fittri, 25-31 août 1903, n''^ 9609 et 9610 [Aug. 

 Chevalier]. 



