Shrub 3-4 m tall, freely and divaricately branched; stems grayish-brown, terete to subquadrangular, slightly striate, densely minutely puberulous, the stems mostly fistulose: Leaves opposite; blades broadly ovate, to 14 cm long and 11 cm wide, the base truncate or short-cuneate, the margins sharply serrate, sometimes with a dentation near basal third, the apex abruptly short-acuminate, the surface minutely and sparsely puberulous with scattered glandular punctations, the