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DescriptionErect or somewhat scrambling Shrub-like perennial herb, up to 2.5 m tall. Leaves opposite, largest 8-24 cm long, ovate to elliptic with a distinct drip-tip, dark green, hairy on both surfaces; petiole 2-6.5 cm long. Flowers in more or less condensed terminal racemose heads, white with purple-pink markings, softly hairy on the outside of the corolla. Capsule 11-14 mm long.