58 



CYPEREAE. Cypwus. 



trigono striato glabro (1 Vs-pedali), basifoliato; foliis culrao 

 longioribus carinatis planis nervosis 2 — 3'" latis, supra ad 

 nervos subtus carina margineque scabris; vaginis 3 — 5- 

 poUicaribus rubescentibus glabris , umbella decomposita, 

 universali 10-radiata, radiis patulis inaequalibus sessilibus 

 usque 5-pollicaribus compresso-trigonis; involucro longis- 

 simo 10-phyllo, phyllis longissimis (usque 2-pedalibus, 4'" 

 latis) hnearibus , basi complicatis nervosis, culmeis simili- 

 bus ; ochreis compressis oblique bifidis, umbellulis corymbo- 

 sis 5 — 7-radiatis, radiis patulis sessilibus usque 7a — Vs" 

 poUicaribus ; involucellis 5 — 7-phyllis umbellulas aequanti- 

 bus vel superantibus ; spiculis numerosis (12 — 18) approxi- 

 matis patuUs 7 — 10'"longis compressiuscuh's 10 — 12-floris 

 basi bractea setacea sufFultis; squamis oblongis concavis 

 obtusis, infra apicem brevissime mucronulatis obsolete ner- 

 vosis, dorso fusco-virentibus, latere fusco-stramineis ; ca- 

 ryopsi parum exserta elongata trigona apicata, dorso con- 

 vexa lateribus planis , castanea subtihssime punctulato- 

 striata ; rhacheola articulata fragillima , articuhs facilhme 

 secedentibus brevibus obovatis excavatis , bivalvis fusca 

 valvis rotundatis conniventibus. Vera Crux. 



6. Species Africae. 



652. C. HIRTUS. Thunb. (Fl. cap. 100.) Radice 

 fasciculata tenui-fibrosa; culmis pluribus erectis capillari- 

 bus trigonis aphyllis ; foHis radicaUbus plurimis lineari- 

 fihformibus pUosis culmos subaequantibus vel brevioribus 

 (poUicaribus) ; involucro triphyllo; umbeUa simpUci sub-6- 

 radiata, radio centraH sessUi; spicuUs ovatis squamis acu- 

 minatis. Afr. austr. 



653. C. MARISCUS. Nees. (Linn. VII. 515.) Culmo 

 compresso trigono graciU (pedaU) basi foUoso ; foUis planis 

 (^Vz"' latis) nervosis margine et ad costas scabris culmo 

 brevioribus ; involucro 6 — 8-phyllo, foUoUs culmeis simiUbus 

 longioribus umbeUa composita; radiis pluribus fiUformibus 

 inaequaUbus ('/i — 2" longis), umbeUuUs subproHferis ; spi- 

 cuUs inaequaUbus Unearibus digitatis patulis (2 — 4'" lon- 

 gis); squamis arcte adpressis oblongis obtusis convexis 

 tenui-nervosis margiue subciUatis ; rhacheola articulata 

 alata ; caryopsi trigona ovaU cinereo-fusca squama paulo 

 breviore. 9.[. Afr. austr. 



654. C. USITATUS. Burch. (Schult. Mant. 11. 477.) 

 Radice bulbosa squamata ; culmis trigonis gracUibus (8 — 

 10-polUcaribus); foUis planis mox convolutis attenuato- 

 filiformibus culmum aequantibus; involucro subtriphyUo 

 longiore umbeUa subcapitata glomerata radio uno alterove 

 quandoque emergente ; spicuUs lanceolatis acutis (5'" lon- 

 gis, lV2'"latis) compressis 18 — 24-floris; spuamis arcte 

 irabricatis latis ovatis obtusis cum mucroue 5-nerviis inter 

 nervos pUcato-striatis purpureo-brunneis , margine anguste 

 albo-membranaceis; caryopsi triquetra basi attenuata, laevi 

 brunnea. '!{. Afr. austr. 



655. C. SEMITRIFIDUS. Schrad. (Anal. Cyper. 6.) 

 Rhizomate horizontali; fibris copiosis albis; culmo subcom- 

 presso glabro erecto filiformi (V^-pedaU) rigido ; foliis cari- 

 natis apice scabris culmo brevioribus ; involucri foliolo ex- 

 teriore multo superante umbellam subtriradiatam ; radiis 



5 — 7-stachyis ; glumis ovato-lanceolatis mucronatis ; stylo 

 elongato apice trifido ; ovario triquetro. C. usitatus (i. Nees. 

 Linn. X. 136. C. crinitus Zeyh. Hrb. ? 1|. Afr. austr. 



656. C. PULCHER. Thunh. (Fl. cap. 387.) Culmo tri- 

 gono superne tenuissime serrulato (bi-pedali) basi foliosoj 

 foliis linearibus (4'" latis) culmo longioribus ; involucro sub- 



6- phyllo longissirao; umbeUae decorapositae radiis inaequa- 

 libus; urabellulis saepe quasi proliferis; spiculis pluribus 

 sessilibus ovatis (vix 1'" longis) aggregatis; glurais navicu- 

 laribus, margine membranaceo tenuissimo albo. Afr. austr. 



657. C. POLYPHYLLUS. Vahl. (En. 2. 317.) Culrao 

 obsolete angulato laevi (pedali), filiformi ; foliis radicalibus 

 inaequalibus aUis altitudine culmi aliis brevioribus carinatis 



basi (vix lineam latis) planis sensim in setam attenuatis; 

 involucro triphyUo filiforrai reflexo ; spiculis confertis linea- 

 ribus coraplanatis divergentibus sub 20, semipolUcaribus 

 18 — 20-floris acutis; squamis oblongis obtusis striatis ca- 

 rina viridibus latere purpurascentibus. Guinea. 



658. C. AMABILIS. Vahl. (1. c. 318.) Culrais fascicu- 

 latis (3 — 5-pollicaribus) acute angulatis filiforraibus lon- 

 gioribus foUis convoluto - subulatis (1 — 1 V2 - poUicaribus) 

 vaginis purpurascentibus ; involucro 4-phyllo longitudine 

 umbellae simplicis; radiis 6 erecto-patentibus longioribus 

 1 Vz-poUicaribus; spiculis 3 — 7 digitatis linearibus tenuibus 

 22-floris acutis ferrugineo - purpurascentibus nitidissimis ; 

 squamis lineari-oblongis obtusis utrinque uninerviis, carina 

 viridi. (V) Guinea. (cfr. C. lepidus Hochst. nota.) 



659. C. mCROSTACHYUS. Vahl. (1. c.) Culrais acute 

 angulat s filiforraibus (3 — 4-pollicaribus) ; foliis convoluto- 

 subulatis parura recurvis culmi longitudine ; involucro sub- 

 triphyllo longiore umbella composita 6-radiata, radiis poUi- 

 caribus ; tnvolucello 3-phyUo setaceo longiore umbellula 

 3-radiata; spiculis 3 — 5 digitatis 10 — 12-floris; squamis 

 mucronatis lineari-Ianceolatis obtusis coraplanatis carina 

 viridibus latere merabranaceis. (•) Guinea. 



660. C.MINUTULUS. Fa^i^. (1. c. 314.) Radice fibrosa ; 

 culmis triquetris basi foliosis polUcaribus ; foUis culmo bre- 

 vioribus linearibus; involucri 6 — 9-phylli foliolis 3 culrao 

 longioribus ; capitulis globosis ; spiculis ovato-Ianceolatis 

 nuraerosissirais 12-floris; squamis mucrouatis. C.pygmaeus 

 Cav. Ic. VI. t. 588. f. 2. Mauritania. 



661. C. SERRULATUS. Vahl. (l.c. 300.) Culmis com- 

 pressis (8 — 10-pollicaribus) basi foliosis foliisque glauce- 

 scentibus, his lineari-lanceolatis attenuatis raargine serru- 

 lato-scabris basi fuscis culmo altioribus ; involucro triphyllo 

 longiore umbella simplici 4 — 5-radiata , radiis brevissimis 

 fere in capitulum contractis; spiculis sessilibus 6 — 7 lanceo- 

 lato-oblongis obtusis corapressis lO-floris ; squarais ovatis 

 vix striatis. Madagascar. 



662. C. CAESPITOSUS. Poir. (Enc. 7. 250.) Radice 

 fibrosa; culrais filiforraibus triquetris (6 — 8-pollicaribus) ; 

 foliis linearibus planis, culrao brevioribus ; involucro tri- 

 phyllo elongato ; spiculis 5 — 10 urabeUatira subsessUibus 

 agglomeratis lineari-oblongis compressis ; squarais ovato- 

 subrotundis obtu&is dorso purpurascentibus margine scario- 

 sis. Madagasc. Ins. Sandwic. 



663. C. NUDICAULIS. Poir. (Enc. 7. 240.) Culmo 

 graciU teretiusculo (2-pedali); involucro 2 — 3-phyllo 

 aequante umbellam siraplicem pauciradiatam capitato-con- 

 tractara 6 — 16-stachyara; spicuUs (ternis?) sessilibus ovato- 

 oblongis acutiusculis corapressis 24 — 28-floris ; squamis 

 valde approximatis ovatis compresso-navicularibus dorso 

 3-nerviis puberulo-hispidulis superne tricarinatis , inferne 

 pro receptione pistUli et fructus bicarinatis, fuscescentibus 

 nitidulis margine subtUissime transverse rugosis merabra- 

 naceis ; achenio (imraaturo) oblongo apice in stylura longis- 

 siraum attenuato interne plauo externe convexo subangulato 

 interne spongioso squama V3 breviore. Madagascar. 



664. C. PALLESCENS. Desf. (Fl. atl. t. 9.) Cnlmo 

 triquetro (basi fere digitura crasso) ; foliis paucis vaginanti- 

 bus subito acutatis praeter marginem tenuissime serrulatum 

 laevibus ; involucro 4-phyllo foliolo majore vix superante 

 umbeUam compositam 5 — 12-radiatam; spicuUs 4 — 12 

 horizontalibus subapproxiraatis linearibus obtusis latiuscu- 

 Us ; glurais concavis obtusiusculis margine membranaceis 

 albis , demum pallide rufis ; achenio trigono subtruncato 

 laevi. % Afr. bor. Candia. 



665. C. XANTHOCOMUS. Xmyfc. (Hort. L 316.) Culmo 

 triquetro; foliis planis (1 ^^"'latis) sensim acutato-attenua- 

 tis; involucri 2 — 3-phyIIi fDliolo maxirao umbellara parum 

 superante ; spiculis 6 — 8 approximatislanceolato-linearibus; 

 squamis ovalibus obtusis striatis dorso viridibus lateribus 



