Aeonium black rose: Aeonium arboreum is a succulent plant. Its overall shape looks like a petrified rose and its succulent leaves are often purplish-black, so it is called the aeonium black rose.
Tree aenium: This plant has well-developed aerial stems making the whole plant look like a shrub. Thus, it is called tree aenium.
Irish rose||Purple rose: Their lotus-shaped succulent leaves sprout on branches like blooming flowers. Hence, they are also called Irish rose and purplerose.