Euphorbia cyathophora's description
Erect herbs. Leaves alternate below, decussate to whorled above, 5-7 ×1.5-3 cm, obovate to oblanceolate, base acute to attenuate, blade entire or sinuate, margin serrate to entire, apex acute; petiole to 1 cm; fl oral leaves yellow to red at the basal half. Cyathia 12-15, in terminal clusters. Involucre campanulate, 4×3 mm; gland 1, opposite the pistil, bilabiate, opening narrowly oblong; male fl orets 2030, roughly in 5 groups, bracteolate; stalk 2 mm; female: laterally pendulous. Ovary 2.5×3 mm; styles 3, erect, 1mm, forked at apex. Capsule 4 mm across; seeds oblongglobose, 3 mm long, sharply tuberculate