Cyperaceae. 75 



Ekocharis geniculata R. Br. Prod. (1810) p. 224 in nota; Kunth 

 Enum. II p. 152. 



EUocharis constricta Schultes in Roem. et Sch. Syst. II Mant. 

 (1824) p.87; Kunth Enum. II p. 153; Hitchc. Pl. Bahamas (1893) 

 p. 140. 



Eleocharis crassicaulis ct E. singularis Steud.f Cyp. (1855) p. 81. 



Scirpus geniculatus Linn. Sp. P/. ed. II p. 71 partim; Sivarfa 

 Obs. Bot. p. 31; G. F. W. Meyer Esseq. p. 42; Griscb. Kar. p. 121?. 



Scirpus constrictus Griseb.f Kar. (1857) p. 122, Flor. p. 570 ct 

 Pl. Cub. p. 240; Sauv. Cub. n. 2625 p. 175. 



Li?nnochloa geniculata, L. crassiculmis , L. constricta Nees in 

 Mart. Fl, Bras. II pars I (1S43) p. 09 cum nota. 



Heleocharis genicuhia Boeck.l in Vidensk. Meddel. Kjob. (1868 69) 

 p. 135 et in Linnaea XXXVI (186970) p. 106. 



Heleocharis valida BoecJc ! in Vidensk. Meddel. Kjob. (1881) p. 159. 



Heleocharis viridis Boeck.l Cyp. Novae. Heft I (1888) p. 17. 



Sloaue Jamaica I p. 121 t. 81 ftg. 3. 



Hab. in Cuba: Rugel n.901, C. Wrightn.709; Jamaica: Hansen 

 n. 7, 8, Harris n. 5657, 6723, Hart n. 675, Jenman n. 61, Wilson n. 229; 

 Hispaniola: Coll. ign.; Portorico: Blauner n. 117, Sintenis n. 2915, 

 5355; Dominica: Imrav n. 394; Martinique: Hahn n. 576. 



Distrib. a Mexico usque ad Uruguay, vulgaris. 



Obs. Species in pluribus herbariis ob magnitudinem inter Lunnochloas 

 confusa, ut a Nees ipso; sed spiculae (culmo latioris) structura a Limnochloa 

 longe distat. 



VIII. Fimlmstvlis Vahl. 



Glumae plurirnae aut numorosae, undique imbricatae aut (in sect. 

 Abildgaardia) intVriores subdistichae; 1 3 imae vacuae. Flores in- 

 feriores plures 2-sexuales, nuces maturantes. Setae hypogynae 0. Sta- 

 mina 3 1, antica. Styli rami. 3 aut 2, lineares; stylobasis a nuce 

 vel constrictione vel linea separata, cum nuce decidua. Nux trigona 

 aut plano-convexa, fere sessilis, basi interdum multum angustata. 

 Stolones 0; rhizoma vel brevissimum. Culmus nudus i. e. nodi folia 

 prope ad culmi basin sita. Inflorescentia umbellata, explanata vel 

 contracta vel ad 1 caput, imo ad 1 spiculam, reducta. Spiculae soli- 

 tariae aut fasciculatae. 



Species 130, in tropicis et calidioribus totius orbis (praesertim 

 veteris) late diffusae; quam in frigidioribus tam in montibus non visae. 



Obs. Iria (gen. nov.) L. C. Ricli. in Pers. Syn. v. 1 (1805) p. 65 

 "Spica simplex; scpiamis subdistichis imbricatis, summis congestis, infimis 



