CYPERACEAE jlss. (Cyperus.) 45 



proximaiac, comprcsso-iiavicularcs, cariuaiac, aplcc com- 

 prcssae , mullincrviac, acuiiiisculac. Aclicnium squama 

 triplo quatlruplovc brevius, act|uilatero-lriangularc, mu- 

 cronatum. Stamina tria. 



123. C. SPHAEROCEPHALUS Vahl. Knvm. 2. 310 ct herl. 

 Rhizomatc horizonlali, repcnte, crasso, vai^inis squamaclormihus 

 «lensc ohsito; culmo trii^ono, sulcato, ^lahro, basi folioso; loliis 

 culmo breviorihus, rigitlis, carinaiis(convt)lutis cx Vahl.), juniorihus 

 margine scahris ; capitulo terminali, soliiario, globoso, j>oIysla- 

 chyo; iuvolucro subieiraphyllo, capitulum supcranie; spicis arcte 

 confcrtis, ovatis, obiusis, compressis, sublS-floris ; squamis ap- 

 proximatis, ovato-ohlongis, compresso-navicularibus, carinaiis, 

 suhl5-nerviis, ajjice comprcssis, acuiiusculis, superiorihus ohiusis, 

 tlorso fusccscentibus, laterihus luteis; achenio suhrotuntlo, ae- 

 quiIatero-tritj(Uctro, apicaio, laevi, straminco-fuscescente, squania 

 4pIo breviorc. C. flavissimus Schrad. in Schtdf. Mant. 2. 98. 

 EJusd. Anal. Cyper. 5. t. 2. J". 2. JVees ah Esenh. in Linnaca 

 10. 131. 



/5) leucoccphalus; sqiiamis albis. 

 — Cap. b. spei. 7\. — Folia viritli-glauca. Stamina 3. Fila- 

 inenta pcrsisieniia, elongaia, unincrvia, pallitla. Anilierae linea- 

 res, ohtusae, flavae, ferruginco-punciulaiae (in var. ^ cpuncia- 

 tae). Siylus exsertus, triiitlus, ferrugineus (in var. /? albitlus). 

 Achenium opacum. 



121. C. OBTUSIFLORUS Vahl. Enum. 2.308 et hcrh. Rhizomate 

 horizontali, repente, crasso, vaginis castancis obtecto; culmo 

 triaugulari, striato, glabro, basi folioso ; foliis culmo breviori- 

 bus, rigitlis, carinaiis, apicem versus margine scabris; spicis cir- 

 citer 11, capiiaio-congesiis, ovaiis, obiusis, compressis, 16-20- 

 floris ; involucro 2-i-phyllo, capiiulum superanie; squamis ap- 

 proximatis, ovatis, comj)resso-navicuIaribus, carinaiis, apicc com- 

 pressis, acutiusculis, 13-15-nerviis, sorditle alhitlis, inier nervos 

 punctulis lineolisque fcrrugineo-sanguineis conspersis ; acbenio 

 obovato-subroiuntlo, aequilatero-iriquetro, apicato, lacvi, casia- 

 iico-nigro, squama triplo brcviorc. C. compactus Lam. III. 1. 

 144? C, striatulus Vahl. Enum. 2. 311? — Matlagascaria, Cap. 

 h. spei. 2\. — C. striatulus Vahl. in herh. Museo Paris. est fornia 

 pygmaca hujus plantae. DilTeri a C. sphaerostachyo var. /? non- 

 nisi spicis minorihus. Sprengel (Syst. 1. 218.) infauste atl C. 

 laevigaium trahii. 



125. C. NIVEUS Retz. Ohs. 5. 12. Vahl. Enum. 2. 308 el 

 herh. Roxh. Flor. Ind. 1. 195. Ne.es ah Esenh. in Wight. Rot of 

 Ind. 78. (IVull. Cat. n. 3377, Jlde JVees.) Rhizomate repcnie; 

 culmo gracili, triangulari, glabro; foliis brevihus, angustis; spi- 

 cis 10-12, capiiato-aggregatis, oblongis, compressis, 38-40-floris; 

 involucro tliphyllo (1-3-phyIlo ex Nees), spicas superanie, cari- 

 naio, rigitlo, glabriusculo; squamis approximatis, ovatis, com- 



