Scientific name: Brassica rapa L.
Common name: Wild Turnip
Description
Habit: Annual, to 100 cm high.
Stems: Erect, coarse.
Leaves: Alternate; lower leaves in a basal rosette, softly-hairy, pinnately lobed with the terminal lobe the largest; upper stem-leaves without petioles and clasping the stem.
Flowers: Yellow, actinomorphic, hermaphrodite, 9-13 mm across, in racemes; sepals 4, free; petals 4, free; stamens 6; ovary superior.
Fruits: A silique, spreading with long, thin beak.
Habitat: Cultivated fields, roadsides and around farms.
Distribution: Occasional on limestone, rare elsewhere but is increasing.
Native status: Native
Of conservation interest: No