126 CYPEEACE>E. 



gracillimns 20-25 cm. longus paucissime ramosus vel hand ramosus versus 

 apicem spiculas 2-4 gerens. Folia basi caulis 3-4-quasi-fasciculata lenuiter 

 eoriacca hand rigida glabra vaginata cum vaginis 10-25 cm. longa quam 

 caulis breviora, vaginis 3 cm. lougis l mm. latis ore obliquis iiitegris, (ligulis 

 integris brevissimis lamelliforrnibus), laminis linearibus 722 cm. longis 2 mm. 

 latis apice acuminatis margine subintegris sed sub lento retrorse minute molle- 

 que setulosis utraque pagine glabris. Spiculse paucae versus apicem caulis 24 

 sitse ; inferiorcs latcralesque foaminese ; terminales bisexuales sursum floribus 

 fcemiiieis deorsum floribus masculinis instructse ; vel terminales masculinse. 

 Spiculse masculinse erectse terminales triquetrse cylindrico-filiformes 12 cm. 

 longse ij f mm. lataj, (bracteis obsoletis). Fl. J ; squamis mediis vagini-formibus 

 2 mm. longis apicc obtusissimis tenuiter hirtellatis ore obliquissimis glabris ; 

 stamina 3, filamentis glabris brevibus dilatatis fere perfeete se connatis, 

 antheris linearibus 1 mm. longis apice basique truncatis ; rhachillse rectse. 

 Spiculse foeminese cylindrico-linearcs 15-18 mm. longse 3 mm. latse erectse 

 sessiles vel graciliter pedicellatse. Fl. f : squamis mediis triangulari-ovatis 

 2 mrn. longis l mm. latis utriculum fere amplectantibus 1 costatis apice 

 triangulari-obtusis glabris. Utriculus trigono-obovoideus 2 J mm. longus 

 1 mm. latus apice breve late oblique rostratus, (rostris exteriorc recurvis) 

 basi cuneatus hirsutus multo costulatus apice baud dentatus sed tenuissime 

 fissus crassiusculus. Nucula castanea trigono-rhomboideo-obovoidea If longa 

 1 mm. lata sublsevis apice truiicata basi oblique constricta brevissime stipitata., 

 stipite crasso, apice truncata plus minus depressa partibus basis styli dilatis 

 mitrifbrmibus coronata. Stylus apice trifidus. Bractse basi spiculse infimse 

 insitse foliiformes spiculas 2-plo supcrantes. 



HAB. Ritozan, leg. T. KAWAKAMI, Juli. 1913, (No, 4). 



Near G. tristachya THUNB. ; but differs from it in having obovate, 

 much shorter nutlets. 



Carex orthostemon HAYATA (Fig. 38, f-i), Mater. Fl. Formos. p. 389. 



Carex transalpina HAYATA Mater. Fl. Formos. p. 398. 



Sect. Frigidce. 



Scales of male flowers distinctly costate, costa pale yellow. . . . C. Shimadai. 



Scales of male flowers not at all or very slightly costate. . C.fulvorubescens. 



