916 CYPERACEAE. 



CAHEX. 



n.ita vi-l hispido-arlKtata pnrpurF.t , innri;ine mi-mhranaroa lonplnrlbun. — C rohm- 

 i{(if<]i' NV,ilillii;. slmilis. C. rfiicaria Itii^i-. iliilrrt snliim perlgTniiH ellipticis , squamls 

 m.isciili.s muticis. — Cnvsrit in .Sihiri.i .\l(.iirnV 



35. C. (§. 17.) .ACUT.ATA Booit in lloi.k. fil. Antarct. voy. of Terror & Erehus Sfifl. adn. 



— Spicis 3 — 6 erecti.s cvliinlracei.s fuAris, masciilLs |. — 2 Kessilihu.s , reliquis 4 foemi- 

 nei.s, saepe apice subulalo-nculntis mnsculis ilen.silloris sessilibus vel |)eilunculnlis lon^e 

 foliaceo-hractcatis, alleriintim contiguis ; stigmatibus 3; pcri^yniis elllptico-lanceola- 

 tis suhinllntis nervo.sis glabris nitidis, si|unma purpureo-ferriiginea concolori vel apicc 

 liyalina ciliala hispido-nristnta lon^ioribus. — Culmus ucutangulus validus scabrius- 

 culus, pars spicas gerens 3 — li poll. loiiga. Folia 4 liii. Inla , culino longiora. Hra- 

 cteae foliaceae, iTifimn 3 lin. Intn, culmum longe supernns, nunc brevissime vaginala. 

 .Spicae ninsculae sessiles , 1— ISj poll. loiigae , 1 '^a lin. latae. Squamae ferrugineau 

 concolores vel apice liyalino alhiilae ciliatae , breviter hi.siiiilo murronntae. S|iicac 

 fuemiiieae 4 (pars suprema plerunique tertiaomiiium saepius suliulato acutata, mascula 

 vel sterilis) 1% pull. loiigae , 4 liii. latae , densillorae , supi-riures se.ssiles approxi- 

 matae, inferiores magis niinusve loiige pedunculntne , iiitervnllis 1% — "2 poll. longls 

 remotae, tamen omnes ob longitudiiiem pedunciilorum contiguae. .Sijunmne purpu- 

 reae concolures vel apice hynlino-albidne, ciliatae, iiervo lato viridi iii aristam lalam 

 hispidam produclo. Pedunculi validi erecti , iiilimus ^ — 'i poll. loiigus evagiiiatus 

 vel e vaginn 4 lin. longa essertus. Perigynium l''/^ loiigum , */j, liii, latum nitidum, 

 crehre nervosum, pallidc viride, basi purpureo-tinctum , pellucido-puiictatum. Achae- 

 nium (vix raaturum) "/9 ''"• longum, ohlongo-triquelrum , pallide stramiiieuni , basi 

 styli iiicrassato terminatiira. — .Affinis C. paludusae. — Crescit iii .•\merica meridio- 

 nnli, in insuln Chiloi-. 



36. C. (§. 17.) ARNOTTIAN.\ Boott I. c. 5ti. — Spicis quinque cylindriris erectis con- 

 tiguis, terminali mascula , reliquis foeniineis , iiiferioribus vaginalis , exserte pedun- 

 culatis , superioribus sessilihus ehracteatis ; stigmatihus tribus; perigyniis subinflatis 

 ellipticis acuminatis cylindrico-rostratis bideiitatis nervosis glnbris olivaceo-viridibus, 

 squaraa lanceolata aristata loiigioribus. — C. Neesiana Arnott. (nec Endl.) — Affiiiis 

 C. paludosae Gooden. — Crescit in insula Ceylon. 



37. C. (§. 18.) IVIOMLE Tuckerm. mss. ex Boott in Hook. Lond. journ. of bot. V. 09. f 



— Spicis 4 — 5-nis, rarius ternis, longe cylindricis , masculis 3 vel rnrius 2 — 4, rnrius 

 unien, teretibus remotis pedunculatis evaginatis longe bracteatis , infima nulante hasl 

 laxiflora ; stigmatihus tribus; perigyniis subgloboso-ovatis acuniinatis breviter roslra- 

 tis, ore obliquo bifurcato, inflatis glnhris lucidis stramineis subdecemnerviis, squania 

 lanceolata acumiiiata acuta multum latiorihus longiorihusque. — C. vesicaria |3. De- 

 >vey. — C. bullata ^? Sulliv. — A C. ampullacea difTerl culmo acutangulo scabro, 

 foliis (ilnnis vlridibus , spicis foemineis pauciuribus graciliuribus , squamis muticis, 

 perigyniis ore ohliquo. Gracilior quam C. vesicaria et forma fabricaque perigynii, 

 spica foeminea infima basi laxiflora, perigyniis saepe trifariis din"ert. — Crescit iii 

 Nova Anglia, Ohio. 



38. ♦C. (§. 18.) AMPULLACEA Good. — Knth. I. c. 494. no. 328. — noott in Ilook. 

 Lond. journ. of hot. V. 70. -^ 



|J. nutans Knaf, Flora (li. Z } IS47. p. 183. 

 Culmo gracili nutante foliisque elongatis; spiculis inferiorihus foemineis, superiorihus 

 androgynis, his inferne masculis, superne foemineis, aut inferne et superiie mnsculis, 

 in medio foeniineis. — C. Sternbergii Knaf. — Crescit in pratis ad Jaromierx in 

 Bohemia. 

 3«. C. (§. 18.) DTRICULATA Boott. in Houk. Lond. journ. of bot. V. 71. -r — Spicis 

 •5 — 7 V. rarius 5 — 8, mnsculis 3 — 4 approximntis, foemineis 3 — 4 elongatis crassis 

 rerautis sessilihus v. breviter peduiiculatis, infinia basi laxiflora longe bracfeala; 

 stigmatibus ternis ; perigyniis ohloiigo-ellipticis acuniinatis cylindrico-rostratis bifur- 

 catis divergentibus suh 12 nerviis stramiiieis, squnnia laiiceulata acuniiii.nta hispido- 

 nristata loiigiorihus latiorihusque. — C. phijsocarpa .Sarlwell. — C. bullata ^. Fries? 



— A C. ampullacea difl"ert praccipue perigyniis ohlongo-ellipticis. Tamen hacc peri- 



