Photographs: Toons Bridge, Co. Cork

Variegated Yellow Archangel / Garden Yellow-archangel Lamiastrum galeobdolon subsp. argentatum Neantóg Mhuire Family: Lamiaceae Flowering spring to early summer. Perennial. Introduced garden escape. Two-lipped yellow flowers with darker spots in leafy whorls. Evergreen, toothed leaves are mid-green with silver markings on upright, sprawling or creeping square stems. An invasive plant with many rooting runners An invasive garden escape or discard naturalised on roadsides, waste ground, woodland edges and where garden waste has been dumped. L. galeobdolon subsp. montanum is the wild Yellow Archangel but is very rare in Ireland. Erect growth and unmarked leaves

Variegated Yellow Archangel, Lamiastrum galeobdolon subsp argentatum