14 



CYPEREAE. Cyperus. 



aequantibus vel superantibus ; umbellae pluriradiatae radiis 

 simplicibus a basi floriferis vel apice umbellulatis; involucri 

 foliolis 3 — 5 planis umbellam multo superantibus ; spiculis 

 8 — 16-floris ; squamis praeter carinam viridem utrinque 

 valide uninerviis, lateribus ferrugineo-sanguineis, apice ob- 

 tusis infra apicem longissime recurvato-mucronatis, mucrone 

 viridi squamae fere longitudine ; achenio fusco brunneo 

 tuberculato-puncticulato, squama dimidio breviore. C. ca- 

 staneus var. contracta. Hrbr. Weiqelt. Surinam. 



123. C. ANGUSTIFOLIUS. Hamilt. {qx Nees in Wiglit 

 Bot. of Ind. 79.) Culmis sulcatis foliisque glabris angustis 

 convolutis ; umbellis pauciradiatis involucro sub-5-phyllo 

 brevioribus ; radiis polystachyis ; spicuhs linearibus com- 

 pressis 14 — 20-floris ; squamis argute carinatis recurvato 

 mucronato-aristatis, arista recurvata una cum carina viridi 

 et purpureo-puncticulata , lateribus sanguineo-ferrugineis 

 vel pallide spadiceis ; floribus diandris ; achenio obovato 

 triangulari apicato subtilissime tuberculato-punctulato fusco 

 squama dimidio breviore. (•) Ind. or. 



124. C. LEPIDUS. Hochst. (Hrbr. Kubic. un. it. 139.) 

 Radice fibrosa tenui , caespitifera ; culmis erectis triquetris 

 glabris (3— 5-pollicaribus) ; vaginis infimis sanguineo-pur- 

 purascentibus ; foliis planiusculis angustissimis subsetaceis 

 culmo multo brevioribus ; umbellis simplicibus vel composi- 

 tis, in illis radiis omnibus sessilibus, in his sessilibus et pe- 

 dunculatis, apice 5— 10-stachyis ; involucro tetraphyllo 

 umbella breviore involucellis nullis ; spicis tenuissimis li- 

 nearibus multi- (20 — 40-) floris ; squamis oblongo-ovatis 

 remotiusculis aureo-ferrugineis carina viridula , apice ab- 

 rupte obtusis, nervo in mucronulum brevissimum validulum 

 vix recurvum terminato ; achenio triquetro, ovato, flave- 

 scente tenuissime (sub lente validissima) puncticulato- 

 asperula squama dimidio breviore. (•) Nubia. Varietas 

 culmo altiore (usque pedah). Madagascar. (clr. C. auran- 

 tiacus H. B.) 



325. C. ADSCENDENS. Steud. Cuhno erecto tenui- 

 culo triquetro (ultra pedah), striato glabro laevi ; foliis an- 

 gustis linearibus culmo multo brevioribus ; involucri subtri- 

 phylli foliolis simiUbus multo longioribus umbella composita 

 multiradiata ; radiis sessihbus simplicibus et pedunculatis, 

 iterum umbellulatis , spicato racemosis ; spiculis linearibus 

 angustis pauci- (6 — 10-) floris ; squamis carinatis acumina- 

 tis subreflexis, dorso 3 — 5-nerviis sordide viridibus margine 

 membranaceis sordide-Iutescentibus ; achenio triquetro (im- 

 maturo albido) squama plus duplo breviore. (Unica hujus 

 sectionis species culmo altiore gaudens.) 11 — — 



126. C. CUSPIDATUS. H. B. (l. c. 204.) Radice tenui- 

 fibrosa; culmis caespitosis triquetris (IV2 — 2-polIicaribus) 

 glabris ; foliis convoluto-setaceis culmos subaequantibus ; um- 

 bellapauciradiata,radiis polystachyis ; involucro 3 — 5-phylIo 

 umbellam superante ; squamis argate carinatis emarginatis 

 recurvato mucronato-aristatis, trinerviis, carina viridi, late- 

 ribus sanguineo-ferrugineis ; achenio obovato oblongo tri- 

 angulari apicato subtilissime tuberculato-punctulato fasco 

 squama dimidio breviore. (•) Guiana. Brasll. Variat? 

 Umbellae simphcis radiis omnibus sessilibus simplicibus ; 

 culmo vix poUicari. Hrbr. Kappler surin. nr. 1462. Su- 

 rinam. 



127. C. HAMULATUS. Kanlh. (Cyper. 22.) Culmo 

 nudo foliisque filiformibus ; umbellis radicantibus inferiori- 

 bus confertis ; spiculis pectinato-uncinatis ; squamis subu- 

 latis incurvis ; involucro sub-6-phylIo capillari. C. uncina- 

 tus i7am^7^. Prodr. 12. (•)? Cayenne. 



128. C. SQUARROSUS. Lin. "Culmis filiformibus (3— 

 4-pollicaribus) ; foliis linearibus carinatis glabris culmum 

 superantibus ; umbella simplici 3 — 5-radiata ; radiis valde 



\^ inaequalibus polystachyis ; spicis fasciculato-congestis 10 — 

 \ 11-floris; involucro longissimo ; squamis argute carinatis 

 3-nerviis mucronatis; floribus monandris : achenio lineari 

 triangulari leviter arcuato subtilissime punctulato-asperato 



fusco opaco squama V3 breviore. Rotth. Gram. t. 6. f. 3. 

 (•) Ind. or. 



129. C. LAXIUSCULUS. Steud. Radice fibrosa tenui ; 

 culmis filiformibus triquetris (2 — 4-poIIicaribus) ; foliis an- 

 gustissimis planis (V3 — Vs"' latis) linearibus laevissimis 

 culmum plus minus aequautibus ; involucri 2 — 3-phyIli fo-^ 

 liolis culmeis conformibus multo longioribus umbella sim- 

 plici ; radiis apice patenti 3 — 6-stachyis ; spiculis 6 — 15- 

 floris compressiusculis, subremotis ; squamis laxis erecto- 

 patuhs ovatis obtusis ex apice vel paulo inferius mucronu- 

 latis , mucronulo subrecto ; achenio oblongo-ovato obtuse 

 triqaetro albido tenuissime puncticulato, squamaplus duplo 

 breviore. C. squarrosus in Hrbo. Lenormand; legit Le- 

 prieur in Senegoiia. 



130. C. INFLEXUS. Miihlhrg. (Gram. 16.) Radice 

 fibrosa, caespitifera ; culmis (1 — 3-poIhcaribus) 3-quetris 

 debilibus glabris ; foliis linearibus planis culmum aequanti- 

 bus ; umbella simplicissima vel 2 — 3-radiata, radiis brevis- 

 simis spiculis capitato-aggregatis (si plura capitula adeo 

 approximatis ut unicum aemulent, raro uno alterove radio 

 longius pedicellato) ; involucro 3-phyllo umbella multoties 

 longiore ; spiculis oblongo-hnearibus 6 — 10-floris ; squamis 

 oblongis nervosis in cuspidem squarrosum recurvatum elon- 

 gatis flavido-viridulis margine non scariosis ; achenio ob- 

 ovato triquetro flavescente glabro squama duplo breviore. 

 (•) xVm.. sptr. 



131. C. ACUMINATUS. Torr. Hook. (Ann. N. York. 

 3. 435.) Radice fibrosa; culmis caespitosis basi foliatis 

 (3 — 4-poIIicaribus) ; foliis angustis culmum aequantibus ; 

 involucro sub-^-phyho , 5 — 6-ies longiore umbella 1 — 2- 

 radiata, radiis brevissimis; spiculis 10 — 15, aggregatis in 

 capitulum ovatum , oblongo-Iinearibus 16 — 20-fioris ; rha- 

 cheola subnuda ; squamis oblongis acutis obscure 3-nerviis 

 reticulatis subsquarrosis, viridescentibus ; stamine 1; ache- 

 nio oblongo triquetro utrinque acuminato griseo. C. fili- 

 cinus Nees in Drumm. coll. non Vahl sec. Torr. (•) N. 

 Orleans. 



132. C. ARISTATUS. Rotth. (Gram. t. 6. f. 1.) Radice 

 fibrosa tenui, caespitifera ; culmis triquetris erectis (2 — 7- 

 pollicaribus) giabris ; foliis linearibus carinatis culmum sub- 

 aequantibus ; umbeilae 1 — 5-radiatae; radiis inaequalibus 

 polystachyis ; spicis fasciculato-capitatis 8- — 15-floris; ca- 

 pitulis oblongis vel elliptico globosis; involucro 3 — 4-phyllo 

 longissimo, squamis 7— 9-nerviis acuminato-aristatis , ari- 

 stulis uncinatis, flavo viridibus; achenio oblongo triangulari 

 apicato fuscescente subtilissime puncticulato squama triplo 

 breviore. Ind. or. Pr. b-. sp. Abyssin. Senegal. Chili. 



133. C. VERSICOLOR. Nees X^xv Wight Qonix. 

 Caule acute triquetro crassiusculo humili; involucri triphylli 

 foliolis duobus elongatis foliisque latiusculis culmum supe- 

 rantibus ; spiculis in capitulum ovatum congestis oblongo 

 lanceolatis compressis sub-lO-floris , primum pallide viren- 

 tibus dein fusco-sanguineis ; squamis 2 basi late ovata in 

 acumen subulatum patenti-recurvum longum attenuatis 

 crasse 7-nerviis ; stigmatibus 3 ; caryopsi oblonga trigona 

 punctulato-subundata cinerea. Praecedentis var. Kunth. 

 Ind. or. 



134. C. SOLUTUS. Steud. Radice tenui fibrosa cae- 

 spitifera ; culmo humili (vix ultra 2-poIlicari) erecto tri- 

 quetro; foliis lanceolatis culmo brevioribus; involucro poly- 

 phyllo subaequante umbellam simplicem multiradiatam ; 

 radiis simplicibus a basi floriferis ; squamis ovatis apice a 

 nervo medio in aristulam recurvam excurrente solutis, late- 

 ribus 1 — 2-nerviis ferrugineo-rufis subpellucidis remotius- 

 culis deciduis ; achenio triquetro obtuso brevissime mucro- 

 nulato. Hrbr. Cuminq nr. 676. Ins. Luzon. 



135. C. RECURVUS. Vahl. (En. 2. 310.) Culmis plu- 

 ribus setaceis (3 — 5" longis) basi foliatis ; fohis culmum 

 aequantibus phyllisque 3 involucri setaceis , his longioribus 

 spiculis 10 — 20 in capitulum congestis linearibus angustis 



