Cardiospermum L.

Climber or twiner Cardiospermum
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Petals 6–10 mm long. Stems and leaves slightly pubescent especially on the undersurface. Terminal leaf segment ovate to narrow-ovate, deeply dentate. Widespread. Waste places. Introd. from trop. Asia, Africa or America Cardiospermum grandiflorum
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Petals c. 3 mm long. Stems and leaves pubescent, especially the stems. Terminal leaf segment ovate to elliptic, deeply dentate. Widespread. Waste places. Introd. from trop. Asia, Africa or America Cardiospermum halicacabumhalicacabum