Mat. .1909.] MAKINO.—OBSERV. OS THE FLORA OF JAPAN. 85 



Prov. Iyo : Alt. Ishidzuchi (R. Yatabe ! ; H. Yamamoto !) ; 

 Prov. Awa : Alt. Tsurugi-san (D. Nikail). 



This variety comes near to Urtica dioica Linn. var. angasti- 

 folia Ledeb., but the stem more slender, leaves narrower and 

 thinner, inflorescence laxer, and flower and fruit smaller. 



Pellionia minima Makino, sp. nov. 



A dioecious perennial herb, dark-green ; stem gracile, pros- 

 trato-creeping, radiant below, loosely ramose, leafy branches 

 about 2-15cm. long, minutely subretrorso-patently hispidulo-pu- 

 bescent, dark-purplish. Leaves alternate, distichous, patent, 

 very shortly petiolate, elliptical to oval-elliptical, obtuse, very 

 obliquely obtuso-subcordate often peltate at the base, crenate 

 with several teeth, glabrous, but pubescent on the midrib and 

 veins beneath, hardly or obvioush' dispersed with gracile and 

 linear c\'stoliths towards the margin above, 3-15 mm. long, 

 2-9mm. broad, evergreen ; veins few and very loose, 2—4 on each 

 side; petiole minutely subretrorso-patently hispidulo-pubescent, 

 l-Umtn. long; stipules linear-subulate, very acuminate, some- 

 what exceeding the petiole. Male-flower unknown. Female 

 cyme axillary, depressed-capituliform with the very shortly pedi- 

 cellate dense subnumerous flowers, on peduncles of 1-2;} mm. 

 long, about 4— 5mm. across in fruit; involucral bracts subulato- 

 lanceolate, thin. Perianth - segments 5, unequal, subulate, 

 long corniculate with a linear-subulate appendage in the 

 back under the apex, I. 1 ,--!. 1 , mm. long including the appendage 

 in fruit. Staminodes oblong-lanceolate, thin, inflexed above 

 the middle, much shorter than the perianth, acntish at the 

 apex. Nut sessile, prominently tuberculate, ellipsoid, about 

 1 mm. long. 



Nom. Jap. Sansho-so, I Ini-niid/.u. 



Icon, finuma's Somoku-Dzusetsu, XX. n. 17. 



Jf.ih. Japan. 



This is very closely allied to Pellionia brevifolia Benth. oJ 

 fkong ; judging from the Bentham's description the dif- 

 ference between them is very scarce. I' differs from P. ra- 



