64 THE BOTANICAL MAGAZINE. [Vol. xxxvi. No. 426. 



R. rubrostipullata, Nakai in Tokyo Bot. Mag. XXX. p. 242 

 (1916) et Fl. Sylv. Kor. VII. p. 40. tab. XIII. (1918). 



R. davurica, (non Pallas) Koidzumi Consp. Ros. Jap. p. 234 

 (1913). Miyabe et Miyake Fl. vSachal. p. (1915). 



Norn. Jap. Miyamabara, Karafutobara, Karafutoibara. 



Hab. 

 Yeso : Kamuikotan et Asahigawa prov. Ishikari (H. Koidzumi). 



Betsukari prov. Nemuro (K. Miyabe). 

 Sachalin : Kakannai (S. Komatsu). sine loco speciali (G. Nakahara). 



Distr. Corea. 



Thanks are due to Prof. Kingo Miyabe of the Hokkaido Uni- 

 versity who has informed me that his Rosa davurica is conspecific 

 with Rosa Marretii and by which I could ascertain that my Rosa 

 rubrostipullata is the synonym of the latter. 

 526) Rosa kokusanensis, Nakai— Systyleae. 



Inter R. trichocarpa et R. Maximo wiczii intermedia, sed a primo 

 caule prostrato, foliolis majoribus subtus non glaucis, et a secundo 

 caule aculeis homomorphis armatis, fructibus minoribus distinguenda. 



Caulis prostratus teres viridis glaberrimus. Aculei curvati sparsim 

 dispositi. Folia 5-9 foliolata. Stipulae adnata? apicel iberae angustae 

 margine glanduloso-fimbriatae glaberrimae rubescentes. Foliola ad 

 basin foliorum decrescentia, terminalia maxima et petiolulata, cetera 

 sessilia, omnia elliptica v. oblongo-ovata cuspidata v. acuminata 

 mucronato-glanduloso-serrata 2-4 cm. longa 1.0-2.1 cm. lata glaber- 

 rima supra viridia lucida infra pallida. Rachis foliorum pilosa. In- 

 florescentia terminalis paniculata. Flores ignoti. Pedicelli stipitato- 

 glandulosi. Fructus globosus 6-7 mm. latus. Sepala decidua. Styli 

 clavati glabri persistentes. 



Nom. Jap. Kokuzan-ibara. 



Hab. 

 Corea : Chinri insulae Daikokuzanto prov. Zenla austr. (T. Ishidoya 



et Chung-tyai-hyon n. 3525). 

 627) Rosa tsusimensis, Nakai— Systylse. 



R. Wichuraiana, (non Crepin) Yabe in Tokyo Bot. Mag. XVIII. 

 p. 7 (1904). 



Arete affinis R. Lucia?, Franchet et Rochebrune, sed caule non 

 prostrato, stylis glaberrimis, sepalis intus glabrioribus exqua distincta. 



Multicaulis. Rami arcuati diffusi glaberrimi. Aculeae infra folia 

 binae recurvae. Stipulae adnata? glanduloso-serrata? virides. Axis et 

 petiolus folii glaberrima. Foliola 5-8 (vnlgo 7) orbicularia v. 



