Plant: perennial herb; stems erect, 2-5 dm tall, dichotomously branched Leaves: glabrous to sparsely hairy above, sparsely to densely hairy below, ovate to lanceolate, those along the main stem broader and drooping, larger ones 25-60(-75) mm long, 15-35(-40) mm broad, the petioles 1-5 mm long INFLORESCENCE: cymose, terminal and axillary Flowers: calyx lobes ovate to lanceolate, 1-3 mm long; corolla white, occasionally with pink to red veins, (4.5-)5-8 mm long, campanulate, the lobes spreading to reflexed Fruit: 6-15 cm long, narrow, terete; SEEDS numerous, comose Misc: Mostly in forests at higher elevations; 1500-3050 m (5000-10000 ft); May-Sep