Nov. mo.] MAKINO.—OBSERV. ON THE FLORA OF JAPAN. 243 



loosely anastomosing delicate veinlets ; petiole gracile, viridescent, 

 2-35 mm. long ; stipules semiorbicular or lunato-semiorbicular, 

 minutely erosulo-denticulate, thinly membranaceous, punctulate* 

 Umbel minute, capitate, short- or long-peduncled, exserted, 

 about 7— 10-flowered ; bracts very minute, oblong, acutish, 

 entire, hyaline, stoutly 1-nervecl, often bay-punctulatc dorsally, 

 i mm. long ; peduncle erect or ascending, 5—30 mm. long. 

 Flowers minute, very shortly pedicellate, 1mm. long, glabrous. 

 Petals elliptical, acute, entire, obout § mm. long, delicately 1- 

 nerved, purplish. Stamens 5, shorter than the petals ; filament 

 subulato-filiform, longer than the anther ; anther minute, round- 

 ed, yellow. Styles subdivergent-erect, shorter than the petals. 

 Ovary rounded, viridescent, about as long as the petal, glabrous. 

 Fruits glomerate, very shortly pedicellate, complanate, broadly 

 rotund, subdidymous, subcordate at the base, glabrous, smooth, 

 viridescent, impunctate when dried, crowned with a small pul- 

 vinate disk and the divaricate short persistent styles at the 

 top ; mericarp semiorbiculate, slightly convex and 1-costato- 

 angulate on each side, subcostate on the dorsal margin. 



Nom. Jap. Ke-chitomegusa (nov.). 



Hah. Prov. Satsuma : Kagoshima (T. Makitio ! Aug. and 

 Sept. 1909), Sezaki in Ibusuki-gori (T. Makitio ! Aug. 23, 1910). 



By the hairiness and opaque leaves this is easily distinguish- 

 ed from the allied common Japanese species. It has the habit 

 of Dichondra evolvulacea (Linn.) Britton ( = D. repens Forst.). 

 Hydrocotyle hirsuta var. minuta Blume seems to approach this 

 species. 



Hydrocotyle Yabei Makino, nom. nov. 



Hydrocotyle rotundifolia var. pauciflora Yabe, Revis. Um- 

 bellifer. Jap. in Journ. Coll. Sc. Imp. Univ. Tokyo, XVI. p. 14 

 (1902). 



Hydrocotyle rotundifolia Maxim, in Mel. Biol. XII. p. 461, 

 pro parte, non Roxb. excl. syn. 



A perennial, glabrous, odoriferous. Stem gracile, filiform, 

 repent, radicant at the nodes. Leaves reniform, with a wide 



