Cyperaceae. 121 
Spermodon setaceus Nees in Linnaea IX (1834) p. 296, et in 
Mart. Fl. Bras. II pars I (1845) p. 118 t. 8 fig. 1. 
Dichromena setacea Kunth Enum. II (1837) p. 279; Sagra Fl. 
Oub. XI p. 293. 
Triodon L.O. Rich. in Pers. Syn. I (1805) p. 60. 
Triodon setaceus Kunth Enum. II (1837) p. 280 in citat. 
Hab. in India occid.: Sieber Agrostotheca n. 116; Cuba: C. Wright 
n. 3407; Jamaica: Purdie, Swartz; Portorico: Sintenis n. 846, 1231, 
5168, 5292, Stahl n. 305; Gualaläupe: Duchassaing, Duss n. 3121; 
Iles des Balaton: Duss n. 3122; Martinique: Belanger n. 1254, Dis 
n. 760, Halın n. 790, Husnot n.35; St. Vincent: Eggers n. 6602; Gre- 
nada: Broadway n. 74, Eggers n. 6133 (alt. 600 metr.), Sherring. 
Distrib. America australis tropica. 
166. Rynehospora pusilla Britton, glabra, gracillima, ceulmis 
1— 3 dm. longis; foliis 1—2 dm. longis, 1 mm. latis; corymbis 1—3 cm. 
in diam., inferioribus remotis; bracteis brevibus; spiculis numerosis, 
2 mm. longis, ovoideis, 1-nucigeris, bruneis; glumis ovatis, obtusis; 
setis 0; stylo alte 2-fido; nuce !/, mm. longa, sessili, obovoidea, bicon- 
vexa, transversim undulata; rostro cum !/, parte nucis aequilato, cum 
!/, parte nucis vix aequilongo, bulbiformi, brunescente. 
Rynchospora pusilla Britton! in Trans. New York Acad. XI 
(1892) p. 87. 
Eihynchospora pusilla Curtis! in Sillim. Amer. Journ. ser. 2 VII 
(1849) p. 409 in Obs. 
FRhynchospora intermixta ©. Wright! in Sauv. Oub. (1871) n. 2689 
p. 184. 
Rhynchospora lunata ©. Wright! in Sauv. Oub. (1871) n. 2670 
p. 181 partim. 
Rhynchospora perpusilla ©. Wright! Mse. 
Hab. in Cuba: C. Wright n. 3794. 
Distrib. Florida, Louisiana. 
167. Rynchospora divergens Britton, glabra, rhizomate brevi; 
culmis 2—4 dm. longis, gracilibus; foliis 2 dm. longis, vix 2 mm. latis; 
corymbis axillaribus, remotis, 1—4 cm. in diam.; spiculis fasciculatis, 
3 mm. longis, ovoideis, 1-nucigeris, bruneis; glumis ovatis, obtusis; 
setis 0, stylo lineari, ramis 2 longis linearibus; nuce !/, mm. longa, 
sessili, obovoidea, levi, pallida; rostro cum !/, parte nucis aequilongo, 
bulbiformi. 
Rynchospora divergens Britton! in Trans. New York Acad. XI 
(1892) p. 87. 
