Cyperaceae. 73 



Heleocharis Schencldi Boech.! Oyp. Novae. Ilcft II (ISDO) p. 13. 

 Heleocliaris grandis Boeck.f ms. in G. Wright u. 3373. 

 Hab. in Cuba: C. Wright n. 3373; Trinidad: Cmeger n. 1806. 

 Distrib. Venezuela, Guiana, Pernambueo. 



90. Eleocliaris melanocarpa Torrey, rhizomate brevissimo; cul- 

 mis caespitosis, 2 4 dm. longis, gracilibus; vagina summa truncata, 

 in altero latere a dente parvo ornata; spicula 6 12 mm. longa, ellip- 

 soidea, densa; glumis obtusis, bruneis in dorso luteis, ima vacua bractei- 

 formi; setis 5 4, cum l / 3 parte nucis vix aequilongis; stylo 3-fido; 

 nuce cum 2 /s parte glumae aequilonga, obpyramidali, apice truncata non 

 angustata, levi, castanea; stylobasi cum nuce aequilata, depressa, alba. 



Eleocharis melanocarpa Torrey in Ann. Lyceum New Tork III 

 (1836) p. 311 (nec p. III), et Fl. New York II p. 520. 



Heleocharis melanocarpa Boeck.f in Linnaea XXX VI (1869 70) 

 p. 445. 



Scirpus melanocarpus Baldwin ms. fide Torrey, non Griseb. 



Hab. in ins. Bermuda: fide Hemsley. 



Distrib. a Massachusetts usque ad Florida, Georgia. 



91. Eleocharis albida Torrey, rhizomate tenuissimo, pallido; 

 culmis 5 25 cm. longis, gracilibus; vagina summa stricta, apice in 

 altero latere lanceolato-producta; spicula 5 12 mm. longa, cylindrica, 

 multiflora, straminea; glumis ovatis, obtusis, ima multo latiore culmum 

 amplectente persistente; setis 6, nucem superantibus, retrorsim scabris, 

 rubro-bruneis; stylo 3-fido; nuce trigona, obovoidea apice multum aii- 

 gustata, levi, brunea (luteo- castaneo- vel olivaceo-tincta); stylobasi 

 parva, bulbiformi, pallida. 



Eleocharis albida Torrey in Ann. Lyceum Xew York III (1836) 

 p. 304. 



Eleocharis simplex Kunth Enum. II (1837) p. II'!, non Dictr. 



Isolepis aphylla Boeck.! iu Flora XLI (1858) p. 417. 



Heteocharis albida Bocck.I in Linnetea XXXVI (1869 70) 

 p. 442, syn. E. Engelmamii excl. 



Hab. in ins. Bermuda: Moseley; Jamaica: Mac JSTab. 



Distrib. in Arnorica septentrionali et Mexico. 



92. Eleocliaris moiitana Roem. et Sch. rhizomate robustiore; 

 culmis 1 3 dm. longis, gracilibus; vagina summa apice truncata mar- 

 ginata, dente lineari in altero latere sub margine saepissime exstante; 

 spicula 5 11 mm. longa, 12 40-flora; glumis ovatis, vix acutis; 

 setis 6 5, nucem saepe superantibus, retrorsim scabris, cinnamomois; 

 styio 3-fido; nuce obovoidea, apice multum angustata, levi minuto 

 granulari, aurea; styJobasi parva conica. 



