Japan Flora: Leaves rather thick, broadly ovate to cordate-ovate, with short, obtuse, partly obsolete teeth, glabrous and be­coming dark reddish brown on upper side when dry, pale green and with red-brown short hairs beneath, sometimes only on the nerves; cymes and calyx-lobes densely reddish brown pubescent; fruit densely reddish brown long-pubescent.  June-July.

Honshu, Shikoku.