72 C. B. Clarke: 



Chaetocyperiis Jcunesoni Sieucl! Cyp. (1855) p. 174. 

 Hab. in Cuba: C. Wright. 



Distrib. in Africa (Djur); in America a New Jersey et Mexico usfiue 

 ad Guayaquil et Pernambuco. 



88. Eleocharis sulcata Neos, rhizomate brevi, interdum 4 cm. 

 longo, lignesceute; culrais fasciculatis, 1 — 3 dm. longis, gracilibus; vagina 

 summa stricta, apice in altero latere ovato -producta; spicula 4 — 7 cm. 

 longa, ellipsoidea, multiflora, fusca aut purpurascente; glumis ovatis, ob- 

 tusis, ima (vel 2 imis) latiore, vacua, persistente; setis (6, 5, 3) cum 

 2/3 parte nucis aequilongis (vel 0), retrorsim scabris, pallidis; stylo 3-fido; 

 nuce cum Y^ P'^ii'te glumae aequilonga, obovoidea, apice pauUo angus- 

 tata, levi, alba aut straminea; stylobasi bulbiformi, quam nucis apex 

 latiore. 



Eleocharis sulcata Nees! in Linnaea IX (1834) p. 294; Kunth! 

 Enum. II p. 157. 



Scirpm sidcaias Roth Nov. PL Sp. (1821) p. 30. 



Fimhristylis sulcata Roem. et Seh. Syst. II Mant. (1824) p. 52; 

 Kunth Enum. II p)- 214. 



Limnochloa calyptrata Liehm.! Mexic. Halvyr. (1851) p. 56. 



Heleocharis sulcata Boeck.! in Vidensk. Meddel. Kjoh. (1868—69) 

 p. 133, et in Lhmaea XXXVI (1869—70) p. 445 partim. 



Heleocharis Rothiana Boeck.! in Flora XLIII (1860) p. 3 et in 

 Linnaea XXXVI (1869—70) p. 444. 



Hab. in Trinidad: Crueger n. 2076. 



Distrib. America, a Mexico usque ad Buenos Aires, vulgaris. 



89. Eleocharis pachystylaj^C. B. Clarlce, rhizomate usque ad 8 cm. 

 longo, a squamis ovatis castaneo-rubris dense intecto; culmis approxi- 

 matis, 4— 6 dm. longis, tenuioribus; vagina summa stricta, apice herbacea, 

 in altero latere ovato -oblonga; spicula 6 mm. longa, obovoidea, densa, 

 fusca; glumis elongato-ellipticis, obtusis, ima majore culmum fere am- 

 plectente viridi persistente; setis 6, nucem superantibus, retrorsim scabris, 

 ferrugineis; stylo 3-fido; nuce cum 2/5 P^^'^o glumae vix aequilonga ob- 

 ovoidea, apice parum angustata, acutius trigona, fusca; stylobasi conica 

 longiuscula. 



Eleocharis capitata Miq.! in Linnaea XVIII (1844) p. 736 (neque 

 XIX (1847) p. 225). 



Scirjms pachy Stylus C. Wright! in Sauv. Cub. (1871) n. 2620 p. 174. 



Scirpus melanocarpus Oriseb.! PI. Cnh. (1866) p. 239. 



Scirjms capitatus Griseb.! Flor. (1864) p. 570 partim. 



Heleocharis sulcata Boeck.! in Linnaea XXXVI (1869 — 70) 

 2J. 445 i^ai^tim. 



