cyperus. CYPERACEAE. 675 



mipollicari, apice spicaio-polystachyis; involucro 8— 10-pIiyllo, phyllis laie linearibus, 

 exterioribus longissimis pedalibus et insuper 4 — 5'" latis , margine nervisque supra 

 scabris ; ochreis coropressis '/, -poll., in Janiinam lineari - lanceolatam semipollicarem 

 productis; involucelli.s 3— 5-phyllis, pbyllis subpollicaribus setaceis scabris ; spiculis 

 densissime congestis patentissimis divaricatisve subterelibus subulaiis, basi bractea 

 setacea suflultis, 5—6'" longis 7— 8-floris; squamis laxiuscule imbricatis ovalis obtusis 

 concavis , infra apicem obsolete mucronulatis , leviter striaiis, derso viridi, laleribus 

 rufesceni.ibus vel flavo-castancis nitidis; staminibus3; caryopsi exscrta obovala trigona 

 apiculala, dorso convexa granulato-scabrida fusca; slylo longissimo irifido; rbacheolae 

 alis lotundatis connivenlibus % partes caryopseos amplectentibus orhraceis. — Squamae 

 infimae 2 majores obtusae vacuae. — Habitat in Mexico (Tehuacan Dalen). 



51. C. CDBANUS Liebm. 1. c. p. 34. adn. -f- — Rbizomate repente crasso slolonifero; culmo 

 7— 20-pollicari stricto rigido triquetro glabro striato, basi foliato et subbulboso; foliis 

 culmo Iongioribus 4'" latis planis carinatis nervosis, carina, marginibus et nervissupra 

 scabris ; unibella composita 7— 8-radiata, radiis erecto-patentibus, intermediis 2 sub- 

 sessilibus, caeteris 2— iy 2 -poIlicaribus apice digitato-ramosis 1—1 '/, poll. longis laiis- 

 que, ramis 3— 5-palulis subpollicaribus spicato-polystachyis, inlermedio majori 20—28- 

 stachyo, lateralibus minoribus 15— 20-stachyis; ochreis semipollicaribus obliquis acu- 

 minatis; involucro 7— 8-phyllo, phyllis inferioribus umbellam longe superantibus 8—10- 

 pollicaribns late linearibus carinatis nervosis, carina marginibusque scabris ; involu- 

 cellis diphyllis, phyllis subpollicaribus ; spiculis patentissimis 8— >10"' longis, basi bra- 

 ctea subulata suffultis subteretibus squarrosis 8— 16-lloris; squamis patulis ovatis con- 

 cavis obtusiusculis, infra apicem minutissime mucronulatis obsoleie 4— 5-nerviis, dorso 

 viridi, Iateribus fusco- ochraceis, marginibus hyalinis ; slaminibus 3; caryopsi inclusa 

 clliptico-obovala apiculala leviter curvata, dorso convexa, minutissimc granulata flavo- 

 fusca; stylo trifido; rhacheola articulata, articulis brevibus excavalis bialalis, alis ochra- 

 ceis subcoriaceis oblique late lanceolatis conniventibus earyopsin includentibus. — 

 Ilabitat in insula Cuba. 



52. C. ST. CRUCIS Liebm. I. c. p. 35.-] Culmo l l / 2 -pedali pennam anserinam crasso 



triquetro glabro striato; foliis culmo longioribus 6'" latis carinatis plicato - nervosis, 

 utrinque ad nervos, carinam marginemque scabris, vaginis rubescenlibus antice tenuiter 

 membranaceis; umbella d_ecomposita 10— 11-radiata, radiis compressis ancipitibus 2—3- 

 pollicaribus erecto - patulis , apice corymboso - umbellulatis, radiis partialibus 5—8 

 alternis, intlmis semipollicari - pedunculalis simplicibus patentissimis polystachyis; in- 

 volucro 10— il-phyllo unibellam longe superante, phyllis late linearibus 4— 5'" latis 

 basi amplectenlibus; ochreis pollicaribus ancipitibus, apice profunde bifidis ; ochreolis 

 2—3'" longis apice bilidis ; involucellis tot quot radii umbellularum, infimis bipollica- 

 caribus sursum brevioribus patcnlissimis demum reflexis; spiculis in spicam laxam 

 subpollicarem disposilis remotiusculis divergentibus 6—9'" longis linearibus teretius- 

 culis 8— Il-floris, basi bractca setacea suffultis, demum deciduis; squamis oblongo- 

 ovaiis oblusis concavis, infra apicein brevissime mucronulatis 7 - nerviis , dorso viridi- 

 bus, laieribus lusco - stramineis ferrugineo - lineolatis: squama inlima minuta vacua; 

 slaminibus3; caryopsi oblonga Irigona apiculata, dorso convcxa, laleribus planis, fusca 

 granulaia, valvulis rbacheolae arcle inclusa easque parum superante; stylo longiiudine 

 caryopseos trifido ; rhachi universali post decasum spicularum bracteis et squamis 

 vacuis persisteiitibus obsita, rhacheola articulata, arliculis bialalis fovealis, alis sub- 

 coriaceis oblongis rotundatis pallide stramineis. — Habitat in insula Stae. Crucis (Fre- 

 derikstad). 



53. C. GRANADI>'US Liebm. 1. c. p. 36. f— (Pars syperior tantum descripla!)— Culmus 

 trigonus glaber pennain scriptoriam fere crassus; umhella dccomposita 12-radiata, 

 radiis 9 scssilibus, 3 exterioribus bipollicaribus conipresso - trigonis; unibellulis sub- 

 5-radialis, ratliis brevibus, longioribus 2 vix semipollicaribus sub - 3 - raniosis. caete- 

 ris simpliciter spicato - poly- (30-) stachvis ; involucro 12 - phvllo longissimo, pbvllis 



85* 



