Perennial herb to 90 cm high, multi-stemmed, the stems often red, each one severalbranched and annual. Leaves alternate, clustered in loose rosette near the top of flowering stems; blades on stems linear to lanceolate, 40-130 mm long, 8-22 mm wide; blades in whorl-head elliptic, pale green; blade in floral head not fused, ovate, 10-20 mm long, 8-12 mm wide, orange or red. Floral head umbel with 6-8 rays. Cyathia 3-5 mm wide; glands 4 or 5, semi-circular to kidney-shaped, orange or yellow.
May become invasive.
Asia.
Source: (2002). Euphorbiaceae. In: . Horticultural Flora of South-eastern Australia. Volume 3. Flowering plants. Dicotyledons. Part 2. The identification of garden and cultivated plants. University of New South Wales Press.
Blades in floral head rich red.
Euphorbia griffithii 'Fireglow'
Blades in floral head orange-scarlet.