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Family: Brassicaceae Scientific name: Rapistrum rugosum Description: Plant Form: Annual or biennial herb. Size: Up to 1 m tall. Stem: Erect, covered in bristly hairs. Leaves: Initially rosette of large leaves up to 25 cm long with 3 pairs of lobes. Upper leaves alternate on stem, are smaller and with toothed edges. Covered in short hairs, which are shorter near top. Flowers: Yellow, 1 cm dimeter with 4 petals and dark veins, typical mustard flowers. Fruit and Seeds: Pods 1 cm long with 2 sections and very long beaks. Do not split open. Contain brown, dimpled seeds. Habitat: Cropping areas, waste areas, urban bushland, waterways, pastures. Distinguishing Features: Very difficult to distinguish from many other Brassicaceae as they have variable leaves, but the best chance is the fruit with beaked tip, and dark veins on flowers.
