Sempervivum arachnoideum, the cobweb house-leek, is a species of flowering plant in the family Crassulaceae, native to European mountains, in the Alps, Apennines and Carpathians.
Sempervivum arachnoideum, also known as the cobweb house-leek, is a species of succulent plant belonging to the Crassulaceae family native to European mountains in the Alps, Apennines, and Carpathians.