2o4 CYPERACE^. 



Cyperus mucroiiatus» Jioitb. gram. 19, ?. 8, / 4* Rctz. obs. 5,p, lo.Smith. Flor^ Grcec. 1, 



p. 34> ^- 49' 



Cyperus lateraiis, Forsk. descr. p. i3. 



Crescit in therjnis Mexicanis ., quarum calor ad 76 gradtts Reaumurianos'(g5 centesim.) 

 adscendit , prope Cojnangillo Guanaxuatensiujn ^ alt, r 100 hex. ii; Farietates a.. y. et /■ non 

 inveiiinius. Floret Augusto. 



Rhizoma ljori?:onlale, rupensj crassilif penna? columbinte, fusco-nlmm. Culmi erecti, ses- aiiE otJlo- 

 polHcares, triquetri, slriali j glabri , nmcrone Jerminati ^ basi foliati. Folia subulatn-lrigona, sttiafa , 

 glabra, bas: vaginantia, ctilmo breviora. Yagin^ membraoacea:; , striatfe, glabra:^, rufescentes- Uhdella. 

 simplex, infra apicemculmidistaQtiapolIicari,sessilis, iri-aut pentastachya,involucrata. SpicuL^sessiles, 

 ovato-oblonga^ » duas aui tres lineas long^ ^ miilLillnrit- rwvoLUCRUM monopbyllum , setaceum , umbellam 

 subasquans. Glum^ ovatfc, concava;, obtus.-K, slriata?, membranaceie, glabive , albidie. Stilus bifidus. 

 Akemuh obovatum, obtusum, binc convcxum, inde planum j glabrum, basi nudum, 



^}. CYPERUS OLIGOSTACIIYUS. t 



C- culmis ca?spitosis , ereclis , trigonjs, filiformibus ^ foliis setaceis , cuhuo brcvioribus ^ 

 unibella terminali , hexa- aut octostacbya ; involucro sublriphyllo , unibella quadruplo lon- 

 glore; glumis ovatis , emarginatis, mucronatis; akenio Irigono. 



Crescit locis phtnis^ calidis , umhrosis comallis Bordonensis. (Proi>. Noi^a^ Aiulalusi(e.)<^ 



Floj^et Junio. 



Radix fibrosa. CrLMi c.-espitosi , erecli , filiformes, lrigoni,slriati , glabri,basi foliati, ses- aut septem- 

 pollicares, Folfa setacea, glabra, culmo dimidio breviora, basi vaginanlia, Umbella terminalis, simplex, 

 liexa- aut octostacliya, involucrata. Spicul^ sessilcs , lineares, multillorHE, quatuor lineys long^. l^vo- 

 nrcRUM di- aut tripbylium- foliobs setaceis, 'glabris, Ltmbella quadiuplo longioribus, Glumj^ ovaise, 

 emargiuatie , mucronal^, carinat;e , glabra?, auranliaco-fusca?. Stixls tfifidus, Akemum obovatiim, ob- 

 tusum, mucronatum, trigonum , glabrum, fuscum, basi nudum. 



+ "1- Umhella composifa. 



6. CYPERUS cuspiDATus. t 



C. cnlmis cxspitosisj triquclris, glabris ; foliis sclaceis, glabris , cnlmum subjcquautibus ; 

 iimbclla subquinqueradiata ^ umbeUulis bexa- ant octostachyis; involucro triphyllo , umbelkm 

 superante ; gluniis emarginatis, recuivalo-aristatis ^ akeuio trigono , puuctato-scabro. 



Cre.'icit in ripa arenosa , sole exustajluminis Oj^inoci prope Majpures^ Atures et Carichana^ 



alt. Co — 90 hej^ap. o Floret Junio, 



Radix fibrosa. Culmi caapitosi, erecti jSesqui- aut bipollicares, triquetri, glabri. FoLt.isetacea ,glabra, 

 longitudine culmi, basi vaginaotia. VaG]?;^ striat^ ,glabra?. Umdella lerminalis, composita, quadii- aut 

 quinqueradiata » iuvolucrata ^ ladiis semipollicaribus , intermediis subnullis, Umdellule hexa- aut 

 octosiacKys. Spjculjz lineares, multiflor^, subsemipoliicares. Involucrum Iriphyllum , umbella duplo 

 Uiploquc longius; foliolis liuearibtis, mucrouatis , glabris, margioe scabris , ina:qualibus. Gluma 



