E0SACE.T2. yd 



Near. S. roscefolius, but differs from it in having ellipsoid syncarps and 

 glandular hairy branch. 



Rubus rosaefolius Smith subsp. Maximowiczii Focke Sp. Kub. in 

 Bib. Bot. XVII. Heft.-72, p. 155. 



Hab. Funkiko, leg. B. Hayata et S. Sasaki, Jan. 19, 1912. 

 DiSTEiB. Southern parts of Japan. 



Rubus rugosissimus Hayata sp. nov. Caulis gracilis scandens teres 

 tenuiter tomentosus minute et remote aculeolatus, (aculeis minutis 1-2 mm. 

 longis), sursum dense molle tomentosus. FoKa alterna chartacea vel tenuiter 

 coriacea longe petiolata ovato-triangularia vel ovato-cordata in ambitu. Si 

 cm. longa 5^ cm. lata 5-lobata margine duplicate- dentata, (lobo terminali 



3 cm. longo 3 cm. lato apice acuto vel obtuso, lobis laterahbus brevioribus), 

 basi leviter cordata vel late truncata supra fuscentia subglabra vel parce 

 hirsuta rugosissima, (venulis supra impressis, areolis reticulorum elevatis), 

 tuberculato-rugosa, subtus dense molle fulvo-flavo-tomentosa (nervis venis 

 venulisque elevatis areolis reticulorum subtus impressis), 5-nervata, nervis rectis 

 divaricatis apicem loborum attingentibus, petiolis d^ cm. longis lamina leviter 

 brevioribus basi non incrassatis dense villosis, stipulis late obovatis 7 mm. 

 longis basi 3 mm. latis apice rotundatis laceratis extus villosis intus glabris. 

 Mores ad axillas clustati vel breve racemosi, racemis axillaribus vel ad 

 apicem ramorum lateralium terminalibus folio brevioribus, rachidibus flexuosis 

 dense villosis, bracteis basi pedicellorum sitis stipulis conformibtis, pedicellis 



4 mm. longis villosis bracteolis 2 instructis, bracteolis alternis 3 mm. longis 

 ovatis obtusis apice pauce lacerato-dentatis extus villosis. Calycis tubus 

 cupuliformis extus villosus, limbus 5-lobatus, lobis ovato-cuspidatis 7 mm. 

 longis basi 5 mm. latis apice cuspidatis pauce dentatis vel integris extus 

 villosis intus brevissime villoso-pubescentibus. Petala late rhomboideo-orbiculata 



5 mm. longa 5J mm. lata apice rotundata ad centrum retusa basi late cuneata, 

 basi contracta basi J mm. lata, nervis non conspicuis. Stamina co, 2-3 seria- 

 tim disposita, filamentis glabris 3 J mm. longis subcomplanatis, antheris sub- 

 orbicularibus, connectivis longe barbatis. Receptaculum caipellorum pilosum 



