Martynia annua

Annual herb. Stem erect, branched, woody at the base, densely covered with glandular sticky hairs. Leaves are large, simple, opposite palmately veined; petiole , kidney-shaped, lobed, margins entire to minutely dentate; apex acute, base cordate. Sticky-topped glandular hairs present on both surfaces of the leaf. Flowers are bell shaped with unpleasant smell, white in colour with purple spots on the inner surface, in aggregate raceme. Corolla is funnel shaped, with yellow spots on the inner surface. Petals 5 unequal lobes, the posterior lobe the largest. Fruits oblong 3-4 cm long, fleshy when young becoming black bi-lobed and woody flattened capsule; when mature, the style splitting into 2 curved, sharp hard claws. Seeds are flat oblong black.