Scientific name: Lamium purpureum L.
Common name: Red Dead-nettle
Description
Habit: A slightly hairy annual, to 20 cm high.
Stems: Erect, square, branched from the base.
Leaves: Opposite, undivided, stalked, oval, bluntly or roundly toothed.
Flowers: Pinkish-purple, zygomorphic, hermaphrodite, 12-15 mm, in axillary whorl-like clusters, forming a terminal spike; calyx tubular, of five fused sepals, 5-toothed; corolla tubular, of 5 fused petals, 2-lipped, with a line of hairs near the base of the tube; stamens 4, attached to the corolla, usually in two pairs, one longer than the other; ovary superior.
Fruits: A group of 4 1-seeded nutlets.
Habitat: Cultivated fields and gardens, rarely on roadsides or waste places.Distribution: Widespread throughout but nowhere very common.
Native status: Native
Of conservation interest: No