Beautiful banner, Baja, that also made me look up more info, even though I'm just more confused! I bought 1 of these Euphorbia to try in a planter this year. And Cushion Spurge is a Euphorbia. So many different looking plants all called Euphorbia? Diamond Snow Euphorbia
Thousands of species, plus hybrids and cultivars. The succulent Euphorbias with the medusa shape originate in South Africa. I do not have a name for this plant and I suspect it is not a species.