Published in Prodr. [A. P. de Candolle] 15(2.2): 1267. 1866 [late Aug 1866]
The native range of this species is Macaronesia, N. Africa, Temp. Eurasia to Indian Subcontinent. It is an annual or biennial and grows primarily in the temperate biome.
We can't find any images for Euphorbia helioscopia yet.