10 CYPERACEAE juss. (Cyperus.) 



Poir. Encycl. 7. 219. — India orientalis. — Praeccclcntl proxi- 

 inus, vix (listinguendus. AHinis C. stricto Lam. (C. vulgari n. 6.), 

 auct. Poir. 



20. C. Olfersianits. Cnlmis caespitosis , triangularibus, 

 glabris, basi foliatis; foliis culmo brevioribus. angustis, carinato- 

 coniplicatis, supernc ad marginem scabriusculis ; umbella 2-4- 

 ratiiata; radiis inaequalibus, plerumque brevissimis, 3- vel pol}'- 

 stachyis; involucro subtriphyllo, longissimo ; spicis oblongo-li- 

 nearibus, acutis, conipressis, 16-20-lloris ; squamis ovatis, carina- 

 tis, obtusis, straminco-flavidisjcarina trinerviis, viridulis etobsoleto 

 ferruginoo-punctatis; staminibus 2; stylo bifido; achenio lateri- 

 bus Icnticulari-compresso, clliptico, acuto-submucronato, obso- 

 letissimc punctulato, ferrugineo, squama fere triplo brcviore. 



— Montevidco. — Radix fibrosa. Culnii 6-10-pollicarcs. Squa- 

 mae glabrae, dorso sulicoriaccac, lateribus membranaccac, deci- 

 duac. Filamcnta latcralia, pcrslstcntia, elongata, hvalino-albida. 

 Antherae oblongae, mucronulatae, flavae. Stylus bifidus, ferru- 

 gincus, exsertus. Achcniuni saepe vernice tenuissima albida ob- 

 ductum. Cum praeccdentibus conjunxissem nisi patria differrctj 

 sequenti quoqiie proximus. 



21. C. MELANOSTACHYUS Humh. et Kunih. Nov. Oen. 1. 207. 

 IVilld. herh. n. 1317. Culmis cacspitosis, triangularibus; foliis 

 culnuim subaequantibus vcl eo brevioribus, planis vcl carinato-con- 

 duplicatis, rigidulis, glabris ; umbclla pluriradiata, capitato-con- 

 tracla; radiis 4:-6-stachyis ; involucro triphyllo, longissimo, mar- 

 ginibus ciliolato-spinuloso; spicis arcte confertis, lincari-oblou- 

 gis, acutis, comprcssis, 11-15-floris; squamis ovatis, obtusis, 

 muticis, carinato-uavicularibus, dorso subquinqucncrviis, oliva- 

 ceis ct croceo-punctulatis, lateribus nigro- vcl sanguineo-casta- 

 ueis, carina viridi, uitidis; staminibus 2; stylo profunde bifido ; 

 achcnio obovato-oblongo, latcribus compresso, apicato, punctu- 

 lato, laele castaneo, uitidulo, squama dimidio brcviorc. C. ci- 

 miciiuis Fresl. in Rel. Haenk. 1. 166. (v. in herh. reg. Jierol.) C. 

 polystachvus Schlechtend. in Linnaea 6. 2-i. (excl. syn.) C. va- 

 riegatus Ifmnh. et Knnth. Nov. Gen. 1. 208. IVilld. herh. n. 1315. 



— Nova Granata, Mcxico, S, Domingo. 2j. — Squamae in C. 

 variegaio straniinco-flavidac, dorso ferruginco-Iincolatae, lateri- 

 bus supernc fcrrugineo-sanguincae, carina viridi; folia margine 

 carina([uc ciliolato-spinulosa; in speciminibus domingcnsibus squa- 

 mac tolae straminco-flavidac. 



22. C. ADUSTUS Presl. in Rel. Ifaenk. 1. 167. Culmo tri- 

 quctro; foliis planis, glabcrrimis, culmo brevioribus; involucro 

 diphyllo, spiculas cxccdcntc; spiculis aggregatis, lanccolatis; glu- 

 niis ovatis, obtusis, unincrviis; fructu oblongo, marginato. iVe«/. 



— Pcruvia, nisi Chili? ^ Maxinic alfinis C. variegato Jfumh. et 

 Kth. (Presl.) 



23. C. MEtiAPOTAMlCUS. Culmis caespitosis, filiformibus, 



