114 



CYPERACEJE. 



sub lente tessellatse leviter elevato-tuberculatse. Styli 3 mm. longi apice 2-fidi, 

 (ramis recurvis), medio sursum usque ad ramificationem dense barbati basi 

 glabri hand vel vix dilatati ; ramis styli glabris. 



HAB. Tikushiko, leg. Z. KOBAYASHI, Aug. 1907. 



Near F. dipliylla VAHL, but separable from it by the scabrous broader 

 nutlets and villose leaves. 



Scirpus LINN. 



Scirpus (Sect. Eusdrpm) erecto-gracilis 

 HAYATA sp. nov. (Fig. 31). Annua dense csespitosa 

 efoliata. Caulis simplex liaud ramosus erectus triqueter 

 glaber 725 cm. longus 1 mm. latus efoliatus basi 

 vaginis 2-3 instructus, vaginis infimis brevibus, 

 superioribus longioribus tubuliforniibus 3-4 cm. longis 

 2 mm. latis ore obliquissimis apice acutis ; caulis apice, 

 cyma singula terminatus et ad bracteam singularn abeuns, 

 bracteis cauliformibus latere complanatis circ. 10cm. 

 lougis 1 mm. latis glabris apice acutis erectis rectis. 

 Cymse ad apicem caulis quasi lateraliter sitse sessiles 

 cum spiculis circ. 1 cm. longae et latse 8-10-spiculi- 



gerse, spiculis ses- 

 silibus vel breve 

 pedicellatis, pedi- 



cellis basi bracteis Fig " S1 Sdrpus erect ' 

 gracUis HAYATA. a, a scale ; 



. minutis instructis. b, the same in section ; c, an 



Spiculffi oblongse ovary; d ' a nudet; d ' section 

 of the same ; e, cellular 



4mm. longse structure of the outer coat of 



o 1 , i 4 v, the nutlet ; transverse grooves 



2% mm. latae, basi 

 C and ridges are distinguished 



bracteis (vel by black and white, 

 squamiis sterilibus ?) singulis instructse ; 

 squamis mediis 2 J mm. longis apice cuspi- 



Fig. 32, Scirpus morrisonensis HA- datis. Nuculse depresso-obovatse 1^ nim. 



YATA ; a, a scale ; b, the same in section ; i 



c, a pistil with setae ; d, nutlet; e, the W* 1^- ^ apice late breve 



same in section. acutae basi breve cuneatse in sectione 



