New growth abounds around the old Euphorbia spinea stems that died during times too hard for the upkeep of all plant parts. When hardship has not wiped out the last resources in and around the rootstock, regrowth at the best possible production capacity is the plant's response.
Several stems emerge from the ground here, the plant replenished from its underground tuber (Van Rooyen and Van Rooyen, 2019; Frandsen, 2017; iNaturalist; JSTOR).