Umbilicus luteus (Huds.) Webb & Berthel. species accepted

Umbilicus mirus (Pamp.) Greuter species accepted

Umbilicus heylandianus Webb & Berthel. species accepted

Umbilicus horizontalis (Guss.) DC. species accepted

Umbilicus tropaeolifolius Boiss. species accepted

Umbilicus parviflorus (Desf.) DC. species accepted

Umbilicus paniculiformis Wickens species accepted

Umbilicus oppositifolius Ledeb. species accepted

Umbilicus patens Pomel species accepted

Umbilicus schmidtii Bolle species accepted

Umbilicus rupestris (Salisb.) Dandy species accepted

Umbilicus chloranthus Heldr. & Sart. ex Boiss. species accepted

Umbilicus albidoopacus Carlström species accepted

Umbilicus botryoides Hochst. ex A. Rich. species accepted