Erect annual herb to 1 m. Leaves: petiole to 1.5 cm; lamina panduriform; margin irregularly toothed; base cuneate; apex obtuse. Inflorescence of densely clustered cyathia in terminal cymes. Basal bracts similar to leaves but with a bright orange-red blotch at the base; upper bracts smaller, more completely red. Involucral gland 1, barrel shaped, with a transversely elliptic opening. Capsule 4 × 5 mm, exserted on a reflexed pedicel. Seeds blackish-brown bearing sharply pointed warts.
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17
Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M.(2017). Flora of Zimbabwe: Species information: Euphorbia cyathophora. http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=135840, retrieved 29 April 2017