144 ARISTOLOCHIACE.E. 



latere complanato-triangularibus 2 mm. longis apice stigmatibus coronatis, stig- 

 matibus capituliformibus sed ad faciem interiorein carpellorum lineariter decur- 

 rentibus, locidis carpellorum elongatis, ovulis 10 in loculo singulo 2-seriatim 

 dispositis anatropis pendulis, placentis axialibus. 



HAB. Mt. Arisan, Mmandaira, Aprili. 1914, leg. B. HAYATA et T. ITO. 



Near Asarum maximum in the size of the flowers, leaves and petioles ; but 

 different from it by the funnel-shaped appendages at the mouth of the perianth- 

 tubes, in the reticulation on the inner side of the same-tubes, in the truncate 

 anthers and in the terminal stigmas. 



Asarum grandiflorum HAYATA var. colocasiifolium HAYATA n. v. Rhi- 

 zoma horizontaliter repens haud rectum subflexuosum teres cicatricibus foliorum 

 et squamarum notaturn in exsiccato fusco-nigricans, cicatricibus foliorum pulvi- 

 niformibus, cicatricibus squamarum transverse .' formibus, glabrum infra dense 

 radicans, radicibus teretibus incrassatis 2mm. in dianietro, sursuna caulescens. 

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

 in exsiccato fusco-nigricans, foliis cum squamis intermixtis, squamis ovato-ob- 

 longis apice acutis 1 cm. longis in exsiccato semi-hyalino-membranaceis reticulato- 

 nervatis basi latissimis semi-aniplexicaulibus sursuni margineque rufo-hirsutis. 

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

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

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

 acuminata basi profunde auriculato-cordata, auriculis 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 glaberrima 

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

 paucissime hirsutis, distincte 7-nervia supra atro-viridi subtus pallidissima, 

 reticulis venularam haud visis. Mores ut typicse. 



HAB. Mt. Arisan, Nimandaira, leg. B. HAYATA et T. ITO, Aprili. 1914. 



Asarum hypogynum HAYATA sp. nov. (Fig. 53). Petiolus 30 cm. 

 longus glaber, lamina oblonga ab apice petioli usque ad apicem laminae 12 cm. 

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

 lobis cordis longioribus ab apice petioli usque ad apicem loborum 6 cm. longis 

 se approximatis vel se imbricatis, margine integra vel minute crispato-crenulata 



