14 Forschungsreise S. M. S. „Gazelle". IV. Theil: Botanik. 



Cyperaceae. 



Bearbeitet von O. BoECKELEli. 

 IAliOca}'X>ha argentea RBr. Verm. Schrift. I, 277. — Congo, Insel bei Ponta da Lenha (9. 74.). 

 Verbreitet in Afrika, auch in Ostindien und Südamerika. 



HypoJytrimi giganteum Wallr. lierb. u. 3404 = H. trinervium Kunth. — Ins. Neu-Guiuea, in 

 parte occidentali (6. 75.). 



Nicht selten im indisch-malayischen Gebiet. 



Cypei'its (Pycreus) polystachyus Rottb. Gram. 39, t. 11, f. 1. — Liberia, Monrovia. — 8. 74. — 

 Ins. Neu-Hannover, in parte occidentali (7. 75.). 



Verbreitet in den Tropen der alten und neuen Welt. 



C triqueter Bcklr. in Regensb. Flora 1879, p. 548; viridis, radice fibrosa rubescente; culmis pluribus 

 fasciculatis tenuibus leviter flexnosis triquetris basin versus vaginatis; vaginis ampliatis plus minus 

 fissis facie antica tenui-membranaceis, dorso herbaceo striatis, inferioribus nudis, sequentibus lamini- 

 feris; foliis angustis linearibus acute carinatis subcomplicatisve laevibus, supremo saepissime elongato 

 culmum subaequante, sequentibus brevissimis; umbella subseptemradiata, radiis patentibus seta- 

 ceis triangularibus 7 — 3 liu. lougis, intermedio sessili, 11 — 5-stacliyis; involucro diphyllo erecto 

 umbella breviore; spiculis divergentibus angustis linearibus compressis acutiusculis rectis v. leviter 

 incurvatis 5—3 lin. longis, ^/s lin. latis 24— 14— 30-floris; rhacliilla tenui recta dentata, foveis 

 brevibus haud profuudis; squamis dense imbricatis apice patulis, ovato-oblongis e carina laete viridi 

 enervi brevissime mucronatis, lateribus ferrugineo-purpureis; caryopsi minutissima vitrea abbreviato- 

 ovata vel ovali apiculata annulato-pedicellata triangula obsoletissime reticulata flavida; stylo sub- 

 tilissimo haud erecto. — Species ad C. bellum accedit. — Congo, in insula pr. Ponta da Lenha. 

 — No. 151. 



C monroviensis Bcklr. in Bot. Jahrb. V. 90; radice tibrosa, tibrillis numerosis capillaribus multi- 

 ramulosis; culmis pluribus fasciculatis 3 — 1,5 dm. alt., strictis tenuibus firmis trigonis ima basi 

 multifoliatis reliqua parte perfecte nudis; foliis confertissimis subaequalibus 8 — 9 cm long., apice 

 ad margines subtiliss. deutatis; umbella simplici parva, 2,5 — 4,5 cm diam., 6 — 7 radiata, radiis 

 patentiss. brevibus validulis obsolete trigonis ad 8 mm long.; involucri foliis 4 patentiss. illis basi- 

 laribus similibus, infimo sesquipollicem circ. longo; spiculis numerosis minutis in radiorum apice 

 confertis patentissimis atro-ferrugiueis liueari-oblongis compressiusculis circ. 4 mm. lin. long. 10 — 12 

 floris; squamis nitidulis dense imbricatis, fructiferis apice patulis, ovalibus obtusis carinato-navi- 

 cularibus dorso trinervato pallidioribus, ad latera fusco-atris v. atropurpureis, e carina acuta bi-eviss. 

 mucronatis; rhachilla valida recta aptera, foveis brevibus profundis; car. perminuta squama '/3 

 breviore ovali obtusa obtusaugula dense punctata brunnea uitidula; stigmatibus subtilibus exsertis 

 'reflexis. — Ex aflin. Cyperi Grantii Bcklr. — Liberia, pr. urbem Monrovia (8. 74.). 



C. flexifoUus Bcklr. in Regensburger Flora 1879, p. 549; radicis fibrillis purpurascentibus; culmis 

 subbinatis erectis firmis tenuibus 10 — 5 poll. altis vix semilineam diametri, triangularibus sulcato- 

 striatis basi plurifoliatis; foliis flexuosis confertis culmo multo brevioribus rigidulis angustis longe 

 angustato-acuminatis, carinatis, marginibus reflexis carinaque acute dentatis, basi lineam circ. latis, 

 6 — 3 poll. longis; floralibus 4 — ;> patentissimis, 4 — 1 poll. longis; umbella subhemisphaerica compacta 

 submultiradiata 2V2— 1 poll. in diam. (in speciminibus parvis capituliformi); radiis usque ad basin 

 spiculis obsitis; his fasciculatim dense aggregatis linearibus vel oblongo-linearibus compressis obtusis 

 3_4 lin. longis 7* üu- lat's 18 — 40-floris; squamis (mox secedentibus) perminutis dense imbricatis 

 adpressis carinato-navicularibus obovato-orbiculatis dorso septemnerviis infra apicem rotundatum 

 evidenter mucronatis stramineo-rufesceutibus tardius rufo-ferrugineis, nitidulis; caryopsi minutissima 



