ROSACE.E. 51 



sime longissime seriseo-pilosis, receptaciilo ]^inm. in diametro leviter elevato 

 piloso. Petala late rotuiidata apice rotuiidata basi brevissime luiguiculata, un- 

 guiljiis ^ mm. longis 1 mm. latis, margiue iutegi-a utrac[ue jiagine prope basia 

 teiiuiter liirsuta. Stamina ad i^artem marginalem cupnlaj calycis inserta, 

 filaraentis glabris, antheris oblongis ; carpellis glabris, stylis glabris. 



Hab. 3It. Sliichiseitonzan, leg. Y. Suimada, Mart. 1911. 



Xear Ruhus Sivinhcei Hance, but diifers from it in having thinner mem- 

 branaceous leaves -which are nearly glabrous on both sides. In R. Swinlmi 

 ILvxcE, the leaves are usually densely coated on tlie uuder surface. 



Rubus piptopetalus Hayata in Koidzumi Conspect. Eosac. Jap. in Jom-n. 

 Coll. Sci. Imp. Univ. Toliyo XXXVI.-2, p. 153. Suffrutex ; rami et ramuli 

 flexuosi vel subrecti dense glanduloso-hirsuti, pilis patentissimis apice globuliferis, 

 globulis atro-rubescentibus, remote aculeati, aculeis latere complanatis lineari- 

 triangularibus 4-5 mm. longis basi 2 mm. latis transverse sitis vix vel haud 

 recurvis pallido-rubescentibus. Folia alterna remote sita cum iietiolis 9-17 cm. 

 longa 6-1 lcm. lata, superiora 3- inferiora 7-folioIata, foliolo terminali 4-6 cm. 

 longo 2-3 cm. lato ovato vel oblongo-ovato apice acuto vel triangulari-acuto 

 ad summum acutissimo basi obtusissimo vel subrotundato raargine duplicato 

 deutato, dentibus priraariis mediis 3 mm. latis 1 ram. longis latere superiore 

 dentibus secuudariis unicis latere inferiore dentibiis secundariis duabus instructis 

 apice aristato-cuspidato-acutis ascendentibus haud recurvatis, utraque pagine 

 dense villoso-pubescenti membranaceo, costis venispue supra haud vel vix 

 impressis subtus tenrxiter elevatis, venis lateralibns primariis utror|ne latere 

 costaj 10-11, mediis a costa angulo 30° egi-essis subrectis sm-sum leviter deorsum 

 recurvis apice ad apicem dentiimi jjriraariorum attingentibus a se 3 mm. 

 distantibiis, costa subtus remote aculeolata, foliolis lateralibus opjiositis sub- 

 sessilibns vel brevissime petiolulatis cum foliolo terminali conformibiis sed 

 minoribus, iis superioribus minimis, iis inferioribiLs majoribus sed quam foliolo 

 terminali minoribus, petiolido terminali brevi xo~l'^'^ foliolura terminale in 

 longitudine asquanti, interjugis in longitudine foliolum superius laterale sub- 

 fequantibus vel ea brevioribus, petiolis comraunibus in longitudine foliolura 

 I terminale asquantibiLS eum interjugis petiolulo terrainaliriue intus angnstis 

 sime sulcatis remote aculeolatis glanduloso-i)ilosis, acideis dcorsum recurvis, basi 



