jgo2.] OBSERVATTOyS 0^ THE FLORA OF JAPAN. l.^g 



in Mel. Biol. IX. p. 72S ; Id. Enum. PI. Mongol. I. p. 79, n. 197 ; Regel 

 Tent. Fl. Ussur. p. 24 ; Id. PI. Rackl. I. ]). 223, tab. 6, fig. 1-4 ; Fr. Schm. 

 Eeis. im Amur. ii. Ins. iSachal. p. 3-4 ; Franch. PI. David. I; p. 42 ; Baker et 

 S. Moore in Joiirn. Linn. See. XVII. p. 379 ; Forbes et Hemsl. in .Journ. Linn. 

 Soc. XXIII. p. 56 ; Korsh. in Act. Hort. Petrop. XII. p. 310 ; Palib. Consp. 

 FI. Kor. I. p. 36 ; De Boias. in Bull. Soc. Bot. d. France XLVII. p. 320. 



Viola macuhda Patr. herb, ex Ging in DC. Prodr. I. p. 293, non Cav. 



var. nipponica JMakino var. nov. 



Acaulescent ; rhizome erect or oblifjue, 1-5 cm. in length, attaining 

 about 5 mm. in diameter, subarticulated, the iuternode sometimes elongated ; 

 roots few, immediately divided telow the rhizome, elongate, white, with 

 short rootlets. Vaginse of the neck of rhizome subovate or elliptical, 

 trifid, membranaceous, pale-viridescent. Leaves few to many, erect, 

 long-petioled, ovate-elliptical, or orbicular-ovate, or orbicular, cordate with 

 a more or less opened or closed sinus and roimded lobes, obtuse or 

 rounded-obtuse, compressed-crenate, subthickly membranaceous, discolorous, 

 deep green (and subvariegated along the nerves ?) alx»ve, purple beneath, 

 pulvereo-pubescent on both surfaces, attaining 6 J cm. long and 5 cm. broad 

 after anthesis ; veins 3-4 on each side, erect-patent, arcuate, the lowest 

 one branched on the outside ; petiole longer than the blade, slender, very 

 narrowly marginate above, pulvereo-pubescent, attaining about 14 cm. long 

 after anthesis ; stipules subulato-linear, or linear-lanceolate, attenuated above, 

 adnate with the basal portion or the lower half portion, loosely glanduloso- 

 iimbriato-dentate or loosely glanduloso-ciliated, puberulent above, tiiin, pale- 

 viridescent, about G-10 mm. long. Peduncles shorter than the leaves in 

 fruit, gracile, pulvereo-pubescent, bracteate above the middle ; bracts 2, 

 approximate, subulato-linear to angustato-linear, with an obtuse or acute 

 tip, pulvereo-pubescent, thin, pauci-glanduloso-ciliated on the basal margin, 

 4-10 mm. long. Sepals lanceolate, acutish or obtuse, pulvereo-pubescent, 

 subtilely ciliated, thin, green, hj'aline towards the margin, with 3 main 

 nerves and loose delicate veinlets, .'5-7 mm. long ; basal auricles semior- 

 bicular or subsquare, rounded or truncate or retuse at the apex, usually 

 subtilely ciliated. Petals violaceous. Capsule elliptical to oblong, trunca to- 

 obtuse, longer than the persistent sepels, pulvereo-pubescent, 7-9 mm. long. 



Hah. Prov. Shinano : Bank in Arayasu-mura (/v. Tanaka ! May 1902). 



Rare ; this is larger than the typical form. 



Mitella (Mitellaria) acerina Makino sp. nov. 



Perennial, attaining about 35 cm. in height. Rhizome erect or obli- 



