132 Beitrage zur Flora von Afrika. XXIX. 



Seengebiet: linyika, in feuchter grasiger Mulde bei 2000 m (Gobtii 

 n. 1449. — Blubend im November 181)9); Tanganyika, Iwamba (Carsoji 

 n. 66). 



Siidostafrika: Victoria Falls [C. S. H. Allen n. 200), 



Pycreus Pal. Beauv. 



P. sanguine lentus Nees var. fi uniceps C. B. Clarke n. van; culrais 

 monocephalis ; spiculis (juvenilihus) angustis, subteretibus. 



Usambara: Kwai, in Siimpfen (Albers n. 290. — BJuhend im No- 

 vember 1899). 



Fortasse sp. nov. aesthnanda (spiculis juvenilihus spiculas coaetaneas P.sangw* 

 volenti baud quadrantibus). Tanicn culmorum bant decumbente atque foliorum vaginis 

 alte vestita P. sawjninolentum appropinqual, Nux nonnisi valde juvenilis a me 



visa est. 



P, cataractarum C, B. Clarke n. sp.; culmis basi caespitosis, fibril- 

 latis, vaginis aquosis laxis lucidc castaneis; foliis mtmerosis, culmum super- 

 antibus, setaceo-linearibus caudatis; umbella paniculata, vix umhellata, ob- 

 ]onga, 3 cm longa 2 cm lata; bracteis 3 — 8, foliiformibus, usque ad 2— 

 3 dm longis^ setaceo-linearibus caudatis; spiculis fere ut P* Stnitkiani vel 

 P. Cuanxensls. 



P. Cttamensis C, B. Clarke in Dyer Fl. Trop. Afr. v. VII p. 301 partim. 



Cyperus mtfmwkmtm K, Schum. ms. in Zenker n. 4935. 



Kamerun: Bipinde, an den Lokundje-Schnellen (Zenker n. 1935. — 

 Bluhend im Dezember 1898); Batanga (Bates n. 323). 



Cy perns L. 



C. verrucinus C. B. Clarke n. sp. ; majuscula, foliis usque ad 4— 

 5 dm longis 5 — 6 mm latis; spicis simpliciter umbellatis aut in caput 

 1 congestis; spiculis 12 mm longis 3 mm Iatis ? paulio compressis, 8—12- 

 floris; glumis nigris, apice triangularibus; stylo brevi, ramis 3 longis; nuce 

 ovoidea trigona utrinque pyramidata, papilloso-aibo-reticulata, subundulata. 



Rhizoma horizontals. Culmi approximate Bracteae 2 — 3, inferior inflorescentiafl* 

 saepe supcrans. 



Usambara: Kwai, an Quellen und feuchten Stellen zwischen niedrigem 

 Busch und Grasland bei 1600 m (Albers n. 227, Eick n. H2, — Blubend 

 im November). 



Cypertts maeranihus Boeck. est Pycreus ab hac specie tarn diversa quam $' 

 quisque *Cyperus< esse possit. C. tenax Boeck. radice cacspitosa, spiculis multo 

 angustioribus, nuce distincta separatur. 



C. Zollingerioides C. B. Clarke n. sp.; culmo robustiore, apice tn- 

 gono; umbellae subsimplicis radiis 4 > usque ad 12 cm longis; bracteis 3, 

 ima umbellam multo superantc, 5 mm lata; spicis 20— 50-stachyis, densis- 

 sime spicalis; spiculis fuscis, linearibus, usque ad 35 mm longis; rhachillae 



