144 ArasTOLOciiiACE.5: 



latere complanato-triangularibiLS 2 mm. longis aiiice stigmatibiis corouatis, stig- 

 matibus capituliformibus sed ad fiiciem iuteriorem carpellorum lineariter decm-- 

 rentibus, loculis carpellorum elongatis, o^n.ilis 10 iu loculo singulo 2-seriatim 

 dispositis anatropis pendulis, placcntis axialibus. 



H.\E. Mt. Arisan, Nimandaira, Aprili. 1914, leg. B. Hayata et T. Ito. 



Xear Asarum maximum in tlie size of tlie flovrers, leaves and jietioles ; but 

 difierent from it by the funnel-sbaped appendages at tlie moutli of tlie periantli- 

 tubes, in the reticulation ou the inner side of the same-tubcs, in tlie truncate 

 anthers and iu the terminal stigmas. 



Asarmn grandiflorum HLvtata var. colocasiifolium Hayata n. v. Ehi- 

 zoma liorizontaliter repens haud rectum subflexuosum teres cicatricibus foliorum 

 et sc^uamarum notatum in exsiccato fusco-nigricans, cicatricibus foliorum pulvi- 

 niformibus, cicatricibus squamarum transverse -^-formibus, glabrum infi-a dense 

 radicans, radicibus teretibus incrassatis 2mm. in diametro, sm-sum caidescens. 

 Caulis brevis 1-2 cm. longus apicem versus approximatim 2-4— foliatus glaber 

 in exsiccato fusco-nigiicans, foliis cum sijuamis intcrmixtis, squamis ovato-ob- 

 longis a2>ice acutis 1 cm. longis in exsiccato semi-hyalino-membranaceis reticidato- 

 nervatis basi latissimis semi-amplexicaulibus sursum margineque rufo-liirsutis. 

 Folia herbaceo-membrauacea longe petiolata, petiolis glabris 20-30 cm. longis, 

 lamina elongato-auriculato-cordato-oblonga ab apice petioli usqne ad apicem 

 lamina? 12-15 cm. longa 8-9 cm. lata aiiice triangulari-acuta vel triangulari- 

 acuminata basi profunde auriculato-cordata, amiculis vel lobis cordis (a fundo 

 sinus cordis usque ad apicem lobi cordis) 4—6 cm. longis 4 cm. latis apice rotun- 

 datis, sinibus cordis angustioribus, margine integra haud ciliata supra glabenima 

 subtus costis venis exceptis glabra, costis venisque suimx impressis subtus elevatis 

 paucissime liirsutis, distiucte 7-nervia supra atro-\-iridi subtus pallidissima, 

 reticulis venularam haud visis. Flores ut typicte. 



Hab. Mt. Arisan, Nimandaira, leg. B. Hayata et T. Ito, Aprili. 1914. 

 Asarum hypogynimi Hayata sp. nov. (Fig. 53). Petiolus 30 cm. 

 longus glaber, lamiua oblonga ab apice petioli usque ad apicem laminaj 12 cm. 

 longa medio totiusque lata aince subacuta vel obtusa basi profunde cordata, 

 lobis cordis longioribus ab aj)ice petioli usque ad apicem loborum 6 cm. longis 

 se approximatis vel se imbricatis, margine integi-a vel minute crispato-crenulata 



