ERICACE.E. 137 



ad 6 cm. longa, tnbo 2| cm. lorigo cleorsum angustato iiitns supra basin 

 usque ad infra medium teuuiter hirsute, linibo 5-lobato, lobo superiore 3} cm. 

 longo 21 cm. lato oblongo apice rotuudato prope basin purpureo-punctato, 

 lobis altris vix minoribus. Stamina 8, in longitudine inrcqualia, filamentis 

 complaiiatis prope basin tenuiter hirsutis basin glabris, a infra medium usque 

 ad apicem glabris, antheris ellipsoideis 3 mm. longis ll mm. latis apice 

 truncatis lobatis 2-porosis basi emavginatis. Ovarium cylindricum 1 cm. 

 longum 21- mm. latum glabrum leviter 5-sulcatum, stylo glabro 5 cm. Ion go 

 apice vix dilatato, stigmate brevissime 5-lobato. 



HAIJ. Shichiseitonsan, leg. S. SASAKI, 1911, Apiili. Fl. 



The present plant is more or less related to R. Henry i, R. Simtarum 

 and R. ellipticum, but differs from the first by the glabrous leaves, from 

 the second by the glabrous peduncles and shortly acuminate glabrous leaves, and 

 from the last in the pallid under surface of the leaves. 



Rhododendron (Gkoniastrum) leptosanthum HAYATA sp. nov. Rhodo- 

 dendron ellipticum HAYATA Fl. Mont. Formos. p. 152, pro parte, (non MAXIM). 

 Kami flexuosi cinerascentes. Folia versus apicem rami disposita ovato-vel 

 obovatooblonga 5-6 cm. longa 2-21 cm. lata utroque acuta apice acutissima 

 basi acuta, (costa supra impressa subtus pvominenti veais utraque facie 

 tenuiter elevatis vix conspicuis) supra uitida subtus opaca pallidiora margine 

 integerrima tenuissiine recurva vel plaua utraque glabra, petiolis brevioribus 

 in longitudine |-plo laminam sequantibus glabris supra augustissime sulcatis 

 apice angustissime alatis. Flores quasi-terminaliter 5-6-fasciculati, (in 

 sensu stricto circa gemmam ad axillas foliorom summorum quasiverticillatorum 

 verticillatim 5-6 siti), peralis deciduis non visis, pedicellis glabris 11- cm. 

 longis. Calyx brevissimus 21- mm. in diametro brevissime 5-dentatus, dentibus 

 glabris brevissimis ^ mm. longis obtusissimis. Corolla late campanulata 3 cm. 

 longa, tubo brevi 1 cm. loiigo, limbo 5-lobato, lobis patentibus 2 cm. longis 

 obovato-oblongis apice rotundatis intus supra basin usque ad infra medium 

 iciiuiter hirsutis. Stamina 10 in longitudine insequalia, filamentis supra 

 basin usque ad infra medium hirsutis basin glabris, infra medium usque ad 

 apicem glal >vis, antheris ovato-oblongis 2 mm. longis apice truncatis basi 



