93 BOTANICAL MAGAZINE. [vol. xvin, 



arcuate, linear-oblong. Fruit obovoid-glolwse, longitudinally 3-sulcate, 

 with 3 pyreiue, girt with the persistent flat lower portion of the calyx at 

 the base, about 7 mm. across, smooth, glabrous, green ; pyrena cartilagi- 

 nous ; 1-seeded, indehiscent (?) ; pedicel 8-11 mm. long. Seed obovoid, 

 close but not adherent to pyrena, 6 mm. long, nigrescent, smooth, shining, 

 one-sulcate dorsally, the groove close ; testa thin but subcrustaceous. Flowers 

 in May. 



Hab. Prow Bitchu in Chugokn : Near Miyagcichi in Atetsu-gori 

 {Zensulce YosJiinol no. 573, Aug. 28, 1902, fruit, May 12, 1903, flower). 



A rare species ; besides Chugokn, it is yet unknown from other localities. 



Rhamnus (Eurhamnus) dahurica Pall. ' It. III. A pp. p. 721/ et Fl- 

 Ross. II. p. 24, tab. 61 ; Poir. Enc. meth. IV. p. 467 ; Willd. Sp. PI. I. 

 p. 1097 ; Pers. Syn. PI. I. p. 239 ; DC. Prodr. II. p. 25 ; Ledeb. Fl. Ross. 

 I. p. 502 ; Maxim. Prim. Fl. Amur. p. 76 ; Kegel Tent. Fl. Ussur. n. 

 122, pro parte, escl. syn.; Diels in Engler's P>ot. Jalab. XXIX. p. 459. 



Iihamnus cathartica y. davurica Maxim. Rharan. Or.-Asiat. p. 9 ; 

 Korsh. in Act. Hort. Petrop. XII. p. 321. 



var. nipponica Makino. 



Iihamnus nipponica Makino ined. 



A shrub or small tree, spinose ; trunk unarmed ; branches atropurpureo- 

 griseons ; branchlets erect-patent, or subhorizontally patent, subopposite, 

 glabrous, griseous or luteo-griseous ; bud-scales imbricated, coriaceous, ciliated. 

 Leaves alternate or subopposite, petiolate, lanceolate-oblong, oblanceolato- 

 oblong, lato-lanceolate, but obovato-oblong, or obovato-elliptical, or elliptical 

 in those of the lower portion of branchlets, shortly acuminate or abruptly 

 short-acuminate or abruptly cuspidate, acute or obtuse and often oblique 

 at base, crenulato-serrulate with narrowly marginate teeth having a minutely 

 mucronate point in front, coriaceo-chartaceous, nearly concolorous, often 

 purprascent beneath in old ones, glabrous but slightly pubescent in the 

 axil of veins beneath, 3-16 cm. long, 2-5 cm. broad; midrib straight 

 or scarcely flexuous, impressed above, prominent beneath ; veins 4-7 on 

 each side, loose, ascending; veinlets finely and conspicuously reticulated 

 beneath ; petiole glabrous, 10-25 mm. long ; stipule setaceous or subulato- 

 setaceous, shorter than the petiole, caducous, 4-7 mm. long. Flowers 

 dkecious, placed in the leaf-axil in the portion of branchlets of this year, 

 yellowish -viridescent, glabrous. Male flowers 1-18-fasciculate, dense, 



longer than the petiole of leaves of that place ; pedicel gracile, glabrous, 

 slightly shorter or longer than flowers. Calvx 5 mm. long ; tube obconical, 



