120 CYPERACE.E. 



Subgenus Indocarex BAILL. 



Spiculcs all supported by a fertile cladoprophyllum ; bractsuearly none 



sect. JaponiccB. 



Spicnles all supported by a sterile cladoprophylluni. 



Spieules cylindrical 2-6 cm. long sect. Polystachyce. 



Spicules hardly longer than 1.5 cm sect. Indiccc. 



Sect. Japonicw. 



Culms slender nearly 30cm. long , C. satsumensis, var. longiculma. 



Culms very much shorter, usually 10cm. long. . C. satsumensis var. Ndkaii. 



Carex satsumensis FE. et SAY. var. longiculma HAYATA n. v. (PI. 

 XVII.) Dense ctespitosa ; rhizoma hand repens. Caulis circ. 30 cm. longns 

 simplex hand ramosus glaber basi foliis 2-4 suffultus apice spicato-paiiiculi- 

 formis basibus exceptis hand foliatus. Foh'a basi caulis quasi-fascieulata louge 

 vaginata cum vagim's 3040 cm. longa caulcm in longitudine superantia tenuitcr 

 chartacea glabra, vagiuis tubuliformibus 5-10 cm. longis tenuitcr membranaceis 

 ore trtmcatis integris, laminis louge linearibus 20-30 cm. longis 24 3 mm. latis 

 apice longe lineari-acuuiinatis margine teuuiter scabriusculis ntraque paginc 

 glabris. Panicula tcrmiualis singula circ. 6 cm. longa cylindrica 11^- cm. lata 

 basi et basi rami pauiculaj bracteis iustructa crccta, raniis brevibus pauci.s 

 1 cm. longis asecndentibus liaud patentibus interdum leviter pateutibus ; 

 bractea cum cladprophyllo singula sub ramo paniculoe insita ; bracteis infimis 

 lougissimis fijliiformibus paiiiculaui in longitudine superantibus ; braftcis 

 creteris brevioribus 2-3 mm. lougis subulato-linearibus basi dilatatis. Spiculte 

 a basi ramorum paniculre usque ad apiccin vcl in partc superiore panieula? 

 spicatim dispositte generalitcr bisexuales (sed in. ramo inferiore unisexuales 

 tune floribus lateralibus foeniineis, iis terminalibus masculinis) j spiculse in- 

 feriores interdum ad florcm singulum foemineum reducta?, superiores bisexuales 

 cyliudricse 5-6 mm. longae, floribus inferioribus fbemineis superioribus mas- 

 culinis ; spiculse totse basi bractea sterili et cladoprophyllo instructse (vel clado- 

 prophylluni rarius obsoletum) ; bracteis sterilibus triangulari-ovatis 2 mm. longis 

 1 mm. latis apice cuspidatis ; cladoprophyllis ovatis 1^2 mm. longis valde 

 concavis subventricosis apice late trimcatis leviter bidentatis vel hand dentatis 

 exteriore reflexis utriculum reductum amplectantibus. Fl. J : squamis ovato- 

 lanceolatis 3 mm. longis quam squama floris foaminei angustioribus apice 



