A deep-rooted biennial up to 1m high. The leaves and stems are covered with coarse, white hairs. The stem leaves are small and the basal rosette leaves are narrow without prominent lateral veins. Blue or purple flowers appear from October to April. Flowers are spike-like. This plant is poisonous and invades cultivated land, pastures and roadsides.

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A shrub or small tree up to 4m high covered with whitish-felty hairs. Dull green leaves that are velvety above and white-felty beneath which emit a strong smell when bruised. Purple flowers in compact, terminal clusters on densely felty stalks up to 10cm long all year round. Spherical berries which start off green and turn yellow, in compact terminal clusters. Hairy leaves and stems are a respiratory tract and skin irritant. Unripe fruits are poisonous.

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Cabomba caroliniana is a rooted perennial aquatic plant, which grows submerged with branching stems reaching 2m or longer. It has feathery green leaves, which are divided into narrow segments. 

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A spiny, much-branched succulent shrub growing up to 2m high with an erect main stem. Old branches hang downwards and the stems are dull grey-green with raised edges giving the effect of woven rope. The spines, which are up to 30mm long, are initially covered with loose, white papery sheaths. It has small leaves and showy purple-red flowers appear from November to January followed by yellow succulent fruit.

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Vigorous, deciduous climber up to 18m high with a large tuber. Very long, hairy vines. Light green, finely hairy 3-palmate leaves. Reddish-purple, fragrant flowers in spikes up to 30cm long from March to April. Flattened pods covered with long, rusty-brown hairs

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