42 EOSACE^. 



acutis ; lobis calycis elongato-triangiilavilais apice louge caudatis cauclis ex- 

 ceptis 6mm. longis 4imm. latis, (caudis linearibus 6 mm. longis medio ^ mm. 

 latis), extus dorso villoso-pubescentibus versas basin setosis sursum usi£ue ad 

 apicem caudaj haud setosis margine integi-is intus minus pubescentibus; cupula 

 iutus vix concava glabra, cicatricibus receptaculorum magnis 3 mm. iu dia- 

 meti-o. Petala alba semi-clausa vel rarius patentia rotundata G^mm. longa 

 6 mm. lata apice i-otundata basi rotundata ad exti-emitatem subito acuta ad 

 insertionem ^ mm. lata margine iutegra extus glabra intus pauce hirsuta, venis 

 grosse reticidatis. Stamiua cxj ad marginem cupuhe inserta, liUxmentis in 

 longitudiue variabilibus 4mm. longis + complauatis glabris ^mm. latis apice 

 subulatis, antheris ovato-oblongis f mm. longis apice emarginatis basi 2-lobatis 

 margine ciliatis dorso medio late fuscentibug. Recejitaculum elevatum 3 mm. 

 in diametro haud globosum sed jDlano-elevatum ad marginem pilosum versus 

 centrum glabmni. Carpella oo semi-ol)longa 1 mm. lata latere complanata 

 basi brevissime stipitata apice siu-sum rcx;urva gi-adatim ad stylum abeimtia 

 sursum hirsuta, stylo filiformi 4mm. longo '^-formiter recurvo sm-sum glabro 

 deorsum basi hirsuto apice stigmate terminato, stigmate globoso dense botiyo- 

 ideo. 



Hab. Mt. Arisan : Jlingetsukei, lcg. B. Hayata et Takeo Ito, Mart. 1914. 

 Yery near Riihus aculeatiflorus Hayata, but separable from it in having 

 much longcr unarmed peduncles, in the half-closed flowers witli the calyx 

 which is aftbrded with minute pricldes on the back but quite destitute of any 

 glaudular seta, and by the leaves which are cordate at the base ; in i?. am- 

 leatiflorus Hayata, the leaves arc truncato at the apex of the petioles and 

 slightly cordate towards the outer sides. 



Rubus glanduloso-calycinus Rvyata sp. nov. SuflVutex ; rami ct 

 ramuli teretes flexuosi, cortice subliBvi rubro-fulvescenti sub lente minute 

 lenticellato, lenticellis longitudinaliter dispositis, sub lente tcnuitcr striati 

 remote grosse aculeati, aculeis cuspidiformibus 5 mm. longis sursum subteretibus 

 deorsum latere complanatis basi dilatatis, partibus dilatatis 2\ mm. latis 

 rubescentibus deorsum recurvis, sparse vel dense valde barbati, barbis transvei-se 

 patentissimis validissimis A-5 ram. longis apice globuliferis vel haud globuli- 

 feris apice uncinato-recurvis vel rcctis ruliescentibus. Folia membranacea 



