Tibeqbaqin (Isem usnan: Umbilicus) d tawsit n yemɣi seg twacult n Crassulaceae (fr) . Augustin-Pyramus de Candolle (fr) d amdan amezwaru i yuran fell-as deg useggas n 1801. Tilmas Ismawen Isem-is s latinit: Umbilicus horizontalis Isem-is s tefransist: Nombril de venus Ismawen-is nniḍen s teqbaylit: Ismawen-is nniḍen s tmaziɣt: Isseqdac == Tiwelhiwin ==