Himalayan Clearweed is an erect, hairless perennial herb, growing up to 30-120 cm tall. The plant is woody at the base. Leaves are elliptic, long pointed, with 1-5 cm long stalk, and have 3 prominent parallel veins. Leaf blade is 3-18 cm long, 2-8 cm broad, minutely saw-toothed, with a wedge-shaped base. Panicle of flower cymes 6-8 cm long. Flowers are minute, white or pink. Achenes are ovate-elliptic, 1 mm long, whitish, with a distinct intramarginal ridge. Flowering: June-October.