Rhizomes slender, creeping; stems erect, 20-40cm Long, prominently white-pilose;leaves loosely few-paired, deltoid-cordate to broadly ovate, obtuse, cordate at base,obtusely toothed spreading-hairy, often prominently pubescent on both sides, theprtioles 5-20cmlong, the upper leaves sometimes orbicular, 1-2.5cm in diameter;spikes 3-8cm long, with prominent spreading hairs; calyx about 3mm long in anthesis,6-7mm long in fruit; corolla 18-22mm long, geniculate at the base, becoming erectabove, pale purple; nutlets about 1mm long, densely mammillate. (Korea) A small herb up to 30cm tall, ascending to prostrate stems; leaves broadly ovate torounded or reniform; flowers opposite in simple, terminal 1-sided raceme; corolla paleto deep purple. (Philippines)