euphorbia milii (also known as the crown of thorns, christ plant), a flowering plant in the spurge family euphorbiaciae

abyssinian euphorbia african angiosperms arid bloom blooming blossom cactus christ plant thorn color crassulaceae crown of thorns crownofthorns desert dry flower milii trigona euphorbiaceae euphorbieae flora floral flowering green hardy houseplant madagascar milk tree nature needle petals plantae pot prickly south africa spines succulent tropical vegetation wildlife