Photographs: Co. Cork

Oxford Ragwort Senecio squalidus Buachalán Pheadair Family: Asteraceae Flowering: April-December. Annual or short-lived perennial. Introduced. Clusters of yellow flowers (usually with 13 rays) and black-tipped bracts. The deep green leaves are 1-2 times pinnate with narrow, pointed lobes. A nearly hairless spreading, bushy plant that can become woody at base. Found on dry waste ground, walls, roadsides and railways. Scattered distribution in Ireland but naturalised in Cork City since 1845 Similar: Ragwort, Jacobaea vulgaris (Senecio jacobaea)

Oxford Ragwort, Senecio squalidus, Buachalán Pheadair