Lamium L.
Weak, ascending pubescent annual herb. Lower leaves petiolate; upper leaves sessile, orbicular-reniform, crenately lobed, 1–2 cm long, subtending and embracing the whorls of flowers. Calyx villous, 5 mm long; teeth 5 almost equal, subulate. Corolla purplish; tube long, narrow. Widespread. Weed of cultivation and waste places. Introd. from Europe and Asia. Fl. winter–spring. Dead Nettle Lamium amplexicaule
Trailing perennial herb, rooting from lower nodes. Leaves petiolate, broadly ovate 2–7 cm long, variegated, margins crenate, base truncate to cuneate. Calyx sparsely hairy, 7–10 mm long. Corolla bright yellow with brown markings, tube hardly longer than calyx. Higher Blue Mts Garden escape. Introd. from Europe and Asia. Fl. spring. Aluminium Plant Lamium galeobdolon