Multi-stemmed, undershrub up to 75 cm tall. Indumentum of dense glandular and spreading simple and stellate hairs and sessile glands. Leaves petiolate, orbiculate to reniform, rugose, up to 25 x 35 mm, cordate or truncate at base, undulate to crenate, obtuse. Verticillasters (whorle-like dichasial cyme) longer than bracts, many, dense, mostly clearly separated. Bracteoles rigid , linear to subulate, very small. Calyx crenate to denticulate, 12-15 mm wide limb. Corolla white with crimson spots.