Fimbristylis.] clxxii. OTPERACEi;. (C. B. Clarke.) 631 



mg with bisexual flowers deciduous, upper tabesoent. Stament 3 or 2-1, 

 anterior; anthers not (or shortly) crested. Bristles 0. Style long or 

 longish, often villous, 3- or 2-fid, deciduous (leaving no button), or 

 persistent ; style-base dilated, constricted below the dilatation. Nut 

 obovoid (very rarely oblong), obtuse ; gynophore more or less prominent, 

 sometimes dilated at apex into an obscurely 3-lobed saucer. — Species 125, 

 all warm regions. 



CONSPECTUS OP THE SBCTiONS (exceptions omitted). 

 Sect. I. EleochaboiseS. Stems with one spikelet Sp. 1-9. 



Sect. II. DlOHELOSTTHS. Style 2-fid. 



Series A. Spikelets solitary 



Series B. Spikelets clustered 



Sect. III. Teiohelosttlis. Style 3-fid. 



Series A- Spikelets solitary 



Series B. Spikelets clustered 



Sect. IV. ABiLuaAAEDiA. Lower glumes distichous 



Sp. 10-26. 

 Sp. 27-30. 



Sp. 31-45. 

 Sp. 46-51. 



. Sp. 52-58. 



Sect. I. Elbochaboides, Benth. Fl. Austral, vii. 301 . Lowest fertile 

 glumes of the spikelet spirally imbricated ; stems with 1 spikelet (1-3 in 

 F. polytriohoides). 



* Style 2-fid ; nut biconvex. 



+ Nut oblong, style subpersistent. 



1. P. tetrag'onaif Br. Prod. [1810] 226 ; stem nearly leafless, spike- 

 let somewhat large conic dense-fid., style-branches 2 short, nut reticulate 

 straw-oolrd. Benth. Fl. Austral, vii. 305. P. cylindrocarpa, Kunth Fnum. 

 ii. 222 ; Boeck. in Idnneea, xxxvii. 7 ; Kurz in Joum. As. Sac. xxxix. part 2, 

 85. P. abjiciens, Steud. Syn. Gyp. 107; Mig. Fl. Ind. Bat. iii. 316. P. 

 Arnottii, Thw. Env/m. 348. Mischospora efoliata, Boeck. in Flora, xliii. 

 113.— Isolepis?, Wall. Cffi. 3490r. 



Throughout India, except the North- West, alt. 0-3000 ft. ; from Nepal and 

 Bombay to Cetion and Tavoy. — Disxbib. E. Asia, Australia. 



Glabrous. Stems 4-24 in., tufted, obscurely quadrangular; uppermost sheath 

 laterally mucronate or produced, sometimes up to 1-1^ in., lanceolate, coloured, 

 hardly foliaceous. Spikelet i-| in., terete, erect. Glumes oblong, truncate, scarcely 

 mucronate, keeled, horizontally spreading ; 2 or 3 lowest empty, ovate, much 

 shorter than spike. Stamens 2 (rarely 3). Style long, flattened, villous nearly to 

 the base. Nut as long as J-f glume, linear-oblong, plane-convex, curved, deciduous 

 with glume, stalked ; outermost cells quadrate-hexagonal, conspicuous, in about 9 

 longitudinal series on each face of nut. 



tt Nut obovoid, transversely wavy wrinkled or ridged (outermost cells 

 longitudinally oblong). 



2. r. acuminata, Vahl Enum. ii. 285 ; stem leafless with one erect 

 lanceolate spikelet, style 2-fid, nut obovoid transversely wavy wrinkled 

 straw-oolrd. rarely becoming discoloured brown. Nees in Wight Gontrib. 

 96 ; Mig. Fl. Ind. Bat. iii. 314 ; Thw. Fnum,. 348 ; Boeck. in lAnncea, xxxvii. 

 3. P. acicularis, Br. Prod. 226. Scirpns scaber, Boxb. Fl. Ind. i. 220. 

 Eleogiton scabra, Bietr. Sp. PI. ii. 99.— Isolepis ?, Wall. Gat. 3487 B 

 (parily), 3494. 



