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DescriptionSubshrub to 1 m tall with milky sap. Stems simple or branched. Leaves opposite, elliptic-lanceolate, to 12 cm long; apex acute to acuminate. Inflorescences of axillary and terminal, pedunculate umbels. Corolla orange-red, rarely yellow or white, the lobes 5-8 mm long, becoming reflexed. Corona hoods orange, each with a needle-like horn 7 mm long. Follicles 5-10 cm, fusiform. Seeds bearing silky hairs, 2-4 cm long.