Japan Flora: Annual; stems erect below, as cending above, 10-25 cm. long, juicy, often branched, spreading- pubescent; leaves oblique, cuneate-oblong, 4-8 cm. long, 2-3 cm. wide, acute with an obtuse tip, cuneate at base on one side, rounded on the other, slightly pubescent on nerves beneath, coarsely toothed above, subtrinerved; inflorescence sessile, the bracts short-setulose. Sept-Oct. Shaded places in low lands; 

Honshu (n. and centr. distr.).