Photographs: Bantry, Co. Cork

Medium-flowered Wintercress Barbarea intermedia Treabhach meánach Family: Brassicaceae Flowering: March-July. Usually biennial. Introduced. Small 4-petalled yellow flowers( 5-7mm) followed by un-beaked, usually erect seed-pods with short styles (less than 2mm long). Uppermost stem leaves are more/less pinnately-lobed to more than halfway to midrib. The pinnate basal leaves have 3-6 pairs of lateral leaflets with less prominent end-lobes than those of Wintercress, B. vulgaris.. Roadsides, waste ground and fields. Most frequent in SE and NE Ireland Identification confirmed Paul Green, BSBI Ireland Officer

Medium-flowered Wintercress, Barbarea intermedia, Treabhach meánach