CYPERUS. 



CVPERAGEAE. 673 



superiore margine carinaque scabra; capiiulum compositum oblongum lobatum e 3—4 

 minoribus polystachyis confcrtum , inlerdum railium bipollicarem apice cylindrico- 

 spicatum poiyslachyum emillens; involucrum 3 — 5-phyllum, phyllis demum reJlexis 

 scabris, inferioribus 4 — 4'/ 2 poll. longis ; spiculae densissime congeslae patentissimae 

 reflexaeve 3—4'" longae compressiusculae laxiflorae 4— 10-llorae, basi bractea seiacea 

 suffultae; squamae patulae late ovalae obtusae, infra apicem brevissime mucronatae 

 (mucrone marginem squamae non attingeute), carinato-naviculares 9-nerviae, carina 

 fusco-viridi, laterihus fuscis castaneo -lincolatis, margine hyalino, sqjamac 2 irifimae 

 minores vacuae ; stamina 3; caryopsis obovala trigona opiculala suhtilissime grnnulata 

 alro-castanen nitida; stylus tritidus; rhacheola flexuosa angustissime hyalino-alata. — 

 C. trieei>s var. multiflorus N. ab E. — Uabitat in Mexico. 



42. C. ASPERRIMUS Liebni. I. c. p. 30 +— Tota planta, sc. culmus, folia involucrura un- 

 dique pilis brevibus frogilibus hyalinis scabrida ; rhizoma repens sloloniferum; culmo 

 pedali triquetro striato, hasi 5— 6-foliato; foliis culmum suhaequantibus vel plerumque 

 eo breviorihus rigidis carinatis striatis planis l'/a li'i. lalis ; umbella simplici 3 — 5- 

 radiata, radiis sessilihus divergentibus densc spicalis polystachyis ; spicis compositis 

 semipolliearibus, intermedia majore oblongo-cylindrica, lateralibus minoribus ; invo- 

 luero 3— 5-phylIo, phyllis inaequalibus , infimis 2'.'o— 2- polliearibus; spiculis patentis- 

 simis divaricatisve elongatis compressiusculis laxitloris 5-floris, bractea subulata suf- 

 fultis; squamis patulis late ovatis carinato-navicularibus oblusis, infra apicem breviter 

 mucronatis, mucrone apice spinuloso-ciliato, ?— 9-nerviis, carina viridi, dorso ciliolata, 

 lateribus fusco-castaneis, marginibus lalis stramineo-flavescentibus; staminihus 3; ca- 

 ryopsi eiongato - obovata trigona apicali subtilissime punctulala nitida pallide helvola, 

 squama Vs breviore ; slylo trifido ; squama inflma spieulae minori vacua ; rhacheola 

 flexuosa angustissime alata. — Habitat in Mexico (Potrero de Consoquitla). 



(3. multiflorus Liebm. I. c. p. 31. — Inflorescentia subcapitata e spicis compositis 

 3 — 4 capituliformibus congesta, radium unum alterumve 1 — 2-pollicarem apice capi- 

 tato-polyslachyum emiltente; spiculis 9— 12-floris. — Habitat ad Mirador. 



43. C. DIPSACEUS Liehm. I. c. p. 31. f— Rhizomate obliquo repenle nodoso praemorso 

 stolonifero , stolonibus squamis lanceolatis acutis nervosis brunneis dense obsitis; 

 culmo 1V 2 — 2-pedali gracili triquetro glabro striato, basi foliato ; foliis anguste linea- 

 ribus complicatis carina margineque scabris, culmo multo breviorihus ; umhella 3—5- 

 radiata, radiis inaequalibus, intermediis 2 — 3 sessilibus, reliquis pedunculo 1— l'A- 

 pollicari instructis, apice cylindrico-capitatis; involucro longissimo 4— 5-phylIo, phyllo 

 infimo pedali, reliquis multo brevioribus, anguste linearibus, cariua margineque sca- 

 berrimis; ochreis brevibus compressis stramineis, apice truncalis, brevissime bicuspi- 

 datis; spicis numerosissimis imbricatis compressis 2 — 6-floris, basi braclea setacea 

 suffultis, in capitula cylindrico-rotundata forma et magnitudine Mori albae (6 — 8'" 

 longa) densissime congestis; squamis squarrosis ovato-lanceolalis naviculari-carinalis, 

 infra apicem longe cuspidalis, cuspide squama 4-plo breviore scabra parum reflexa, 

 7— 9-nerviis, carina viridi, lateribus stramiueo-fuscis, marginihus pallidioribus ; squama 

 infima bractea opposita minore vacua; staminibus 2, antheris oblongis fuscis; caryopsi 

 obovata triquetra apiculata, lateribus concavis, nitida castanea subtilissime granulata, 

 squama l / 3 — % breviore ; stylo longo ad medium trifido fusco ; rhacheola flexuosa 

 hyalino-alata. — Habitat tfl Mexico (Potrero de Consoquilla, Mirador). 



44. C. APICULATUS Liebm. 1. c. 32. f — Rhizomate -slolonifero; culmo 2'/a— 3-pedali tri- 

 gono glabro striato, basi foliato ; foliis culmo brevioribus anguste linearihus compli- 

 caiis carinatis , sursuin carina marginibusque scabris ; inflorescentia aut capitato- 

 congesta e 3 — 4 capitulis subsphaericis magnitudine Cerasi avium polyslachyis con- 

 ferla, aut umbella 5-radiata, radiis 2 intermediis sessilibus subconfluentihus subsphae- 

 rico-capiiatis, 3 exteriorihus divaricatis inaequalibus 1— 2- pollicaribus apiee capitato- 

 polystachyis; involucro 5— 6-phyIlo, phyllis deflexis inaequilongis carinatis, carina mar- 



111. 85 



