MiYAÜF. AND KUKO: MATERIALS FOR A Fl OKA OF HoKKAIlxj. XI. 65 



Sckt:;aiiciiac cJi ncnsis . 



Num. J.^p. Matsulnisa, VsliUnido. 



WxM. Hokkaido. Prov. Oshima : Saniiokawa in the \'icinit}- of Hakodate 

 (Yasoichi Oda !'■> Oct. 4, 191 5).— Without locah'ty (Albrecht). 



D[.STKIB. Ilokkaitlo, Ilon.shu and K\-ushu. 



14?. Rhamnus Ishidae Miyabe et Kudo, sp. nov. 



Fruticukis nanus, prostratus, radices emitteas, enermis, ramosu.s ; rami 

 crassi, repentes, multi.s cicatricibu.s foliosis praediti, cortice griseo-nigrcscente ; 

 ramuli a.sccadentcs, 16-24 cm- rarius ad 40 cm. alti, hornotini breves, glabri, 

 brunco-vi rides, vetustiores longitudinah'ter sulcati, grisei \-cl nigro-brunescentes, 

 glabri ; gem.mne fusiformi-ovatae, apice acutac, squamis suboppositis ciliatis 

 vestitutae. Folia elliptica, obovato-elliptica ve! late elliptica, apice subito 

 breviterquc cu.spidato-acuta vel obtusa, basi etiam obtusa, rotundata vel leviter 

 cordata, mirgine praeter partem basilarem inaequliter crenulata, supra glabra 

 vel ad nervös pubescentia, subtus pubescentia vel ad nervös longe albo-pilcsa, 

 absque petiole 3-S-5-5 cm. longa, 2-3.5 cm. lata, in ramulis novellis 8.5 cm. 

 u.sque longa, 6.2 cm. usque lata, obscure lutescenti-\-iridia, subconcoloria, costis 

 utrinque 7-8 in numero, leviter arcuatis ; petioli breves, 5-8 mm. longi, 

 puberulentes. Flores ^- solitarii, ex axillis foliorum orti, \'irescentes, ca. 2.5 

 mm. longi; calycis tubus obconicus, glaber, lobis 5, ovato-conici.s, apice acumi- 

 natisque calloso-obtusis, 3-ner\'iis; styli % ad basin fere soluti; pedicelJi le\'iter 

 arcuati, flores duplo longiorcs, ca. 4 mm. longi. Flores ^ nobis ignoti. 

 Fructus maturus globosus, non apiculatus, primo rubcscens, deinde nigrescens, 

 basi calycis pensistenti planae insidens, ca. 7 mm. in diametro, 3 coccus; pyrena 

 obovata, basi acuta, ca. 6 mm. longa, ca. 4 mm. lata, flavo-viridcscens, dcrso 

 profunde excavata et culcata, dehiscens ; semen obovatum, basi acutum, ca. 

 5 mm. longum, ca. 35 mm. latum, pallide castaneo-testaceum, dcrso profunde 

 excavatum, incrassato-marginatum, medio longitudinaliter striata. 



NoM. J.AP. Miyarnahan-niodoki (nov.) 



Had. Hokkaido. Prov. Ishikari : Mt. Yuhari (B. Ishida''' and M. Tate- 

 wakiP Aug. 5, [</2i).— Prov. Hidaka : Mt. Apoi (B. Isliida ! Aug. 1922). 



DiSTRiB. Endemic species ! 



I) 'hmwi — o 2; «mjtHSPj 3) 



