106 



CYPEEACE.E. 



a 



radiis 2-3 cm. longis a basi usque ad apicem deiisissiuie spiculiferis. Spicuke 



lincarcs 7 mm. longse 2 mm. latte ; squainis iuiima persistent! excepta caducis- 



simis, mediis rotundatis 1^- mm. longis 1 -- mm. latis 



dorso subcarinatis apice ad cuspedem breveni abeuiitibus 



subplicatis nuculam amplectantibus. Nucula oblonga 



|- mm. longa -J mm. lata kevis apice basique obtusa 



facie plana dorso convexa subtrigona ; stylus 3-fidus. 



HAB. in paludosis Maruyauia, leg. U. FAURIE, 

 Mai. 1903, (No. 790). 



Near Cyperus pilosm VAHL., but differs from it by 

 the very much densely spicate and much! shorter spikelets. 



Cyperus mediorubescens HAYATA sp. nov. (Fig. 

 23, e-g). Folia radicalia ignota. Caulis acute triqueter 

 circ. 80 cm. altus glaber basi usque ad inflorescentiani 

 simplex cramosus, bracteis manifestis 6 basi mflores- 

 centise insitis ; bracteis iusequilongis lougioribus circ. 40 

 cm. lougis 5-6 mm. latis apice acuminatis inflorescentiani 

 in lono-itudine 5-6-plo requantibus. Inflorescentiu 



umbelliformis sessilis, radiis circ. 10 simplicibus vel 



i 11 TJ? -1 -(-in i i i section; c, a nutlet; cl, 



apice umbelluhieris mtequiloiigis 4-10 cm. longis glabris. 



the same in section, e-g, 



umbellulis (i.e. spicis spicularum) circ. 5 radiatis 25 Cyperus mediorubescens 



k,.i i -, j HATATA ; e, a scale; f, a 



iigis patent! bus a basi usque ad apicein densissime 



nutlet ; g, the same, in 



spiculiferis. Spicte (i.e. radii urnbellularum) 2-5 cm. section. 

 longse 1 cm. latoe scssiles densissime spiculifera?, bracteolis basi spiculse 

 sitis singulis. SpicuLe lineares rectce 6 nini. Ionga3 1 J-2 mm. Iata3 apice 

 basique obtuse floribus utroque latere 10-12 ; squamis (glumis) niediis 1^ mm. 

 longis apice cuspidatis castaueis. Achseuiuni oblongum utriiique obtusum f mm 

 longum Ineve subtrigonum dorso plus minus compressmn plano-convexum dorso 

 conveximi facie planum ; styh* 3-fidi. Rhachilla latere conipressa hand alata. 



HAB. Ako : Sekisansho, leg. G. NAICAHARA, Sept. 1905. 



Near Oyperus pilosus VAHL., but different from it by the very much 

 densely spit-ate, much shorter spiklets. 



' a " ' l JP erus 

 densespicalua HAYATA. ; a, 



a scale; b, the same in 



