74 C. B. CLARKE: 
Eleocharis montana Roem. et Sch. Syst. II (1817) p. 153; Kunth 
Enum. II p. 149. 
Eleocharis ochreata Boeck. in Flora XLII (1859) p. 68. 
Seirpus montanus H._B._K. Nov. Gen. et Sp. I (1815) p. 226. 
Heleocharis montana Boeck. in Linnaea XXXVI (1869 —70) 
». 450. 
Heleocharis arenicola Hemsl.! Biol. Centr. Amer. Bot. IIT (1885) 
p- 454. 
Heleocharis Vulcani Boeck.! in Engl. Jahrb. VIII (1887) p. 206. 
Limnochloa truneata Liebm. Mexic. Halvgr. (1851) p. 56. 
Hab. in Guadeloupe: Bertero.. 
Distrib. in fere omni America calidiore vulgaris, sed in Guiana et 
Brasilia nondum lecta. 
93. Eleocharis rostellata Torrey, rhizomate brevi, lignescente; 
culmis 3—7 dm. longis, tenuioribus, rigidis; vagina summa stricta, in 
altero latere triangulari-producta; spieula 1—2 cm. longa, ellipsoideo - 
lanceolata, multiflora, fusce brunea; glumis ovatis, obtusis, fuseis in dorso 
luteis, ima latiore culmum amplectente persistente; setis 7 aut 5, cum 
nuce subaequilongis, retrorsim scabris, ferrugineis; stylo 3-fido; nuce 
cum 1/,—?/, parte glumae aequilonga, obovoidea, apice angustata, in- 
aequaliter trigona, levi, lutescente aut olivacea; stylobasi longe conica, 
cum apice nucis concreta. 
Bleocharis rostellata Torrey! Fl. New York IT (1843) p. 347 et 
Phanerog. Wilkes Exped. (1874) p. 474. 
Seirpus rostellatus Torrey in Ann. Lyceum New York III (1836) 
p. 318; Griseb.! Pl. Cub. p. 239; Sawv.! Cub. n. 2621 p. 175. 
Heleocharis rostellata Boeck.! in Linnaea NXXVI (1869-70) 
p. 442. 
Hab. in Cuba: C. Wright n. 3769. 
Distrib. in America septentrionali temperata sat frequens; in Mexico. 
94. Eleocharis genieulata R. Br. rhizomate robustiore; culmis 
3—8 dm. longis, 3—8 mm. in diam., sub spieula constrietis, in sieco 
transversim pseudo-septatis; vagina summa strieta, truncata; spicula 
1—3 cm. longa, densissima, pallide brunea, culmo multo crassiore 
(usque ad 5 —9 mm. lata); glumis ovatis, vix acutis, 3 imis rotundatis, 
multo brevioribus, viridibus, bracteiformibus; setis 78, nucem saepe 
superantibus, retrorsim scabris, ferrugineo-rubris; stylo tin spiculae flori- 
ge Na parvula, cum la parte glumae aequi- 
pice angustata, inaequaliter trigona, levius- 
ul i i 
eula aut granulata, luteo-brunea; stylobasi conica, elongata, fusco- 
nigra. 
