RhymeZone: navelwort definitions

Definitions of navelwort:

noun: Umbilicus spp., especially Umbilicus rupestris), a European perennial succulent herb with round, peltate leaves with a central depression.
noun: Omphalodes spp., with seeds reminiscent of a navel.
noun: Marsh pennywort, herbs of genera Hydrocotyle or Centella.

(Definitions from Wiktionary)