Asking the scientific name of Euphorbia is like asking the present US president for his name. Euphorbia is a scientific name for a plant from a large family. The family is well described in Wikipedia. The trouble is that if a plants name in CBL (civilized botanical Latin is widely used, the common name is forgotten. One is likely to presume that the most used name must be a common name. In many English spoken countries this is common place. I can give you numerous examples, but it will take to far. Euphorbia can be a Spurge family representative. Look it up: it's there for reading.
Euphorbia pulcherrima, or E. pulcherrima
Euphorbinae
The common name is simply poinsettia. The scientific name is Euphorbia pulcherrima.
Scientific name of tawa-tawa plant: Euphorbia hirta
A flowering, herbal shrub or small tree in the euphorbia family is the scientific classification of the Euphorbia neriifolia(Linnaeus). The plant in question receives the common name of milk hedge.
That is the scientific name
The scientific or taxonomic name would be Euphorbia tirucalli.
Euphorbia pulcherrima, or E. pulcherrima
Euphorbinae
The common name is simply poinsettia. The scientific name is Euphorbia pulcherrima.
Scientific name of tawa-tawa plant: Euphorbia hirta
the answer is potassium alum...
Euphorbia antiquorum
Euphorbia Obesa
The scientific or taxonomic name would be Euphorbia lathyris.
The scientific or taxonomic name would be Euphorbia myrsinites.
The scientific or taxonomic name would be Euphorbia resinifera.