Umbilicus rupestris, the navelwort, penny-pies or wall pennywort, is a fleshy, perennial, edible flowering plant in the stonecrop family Crassulaceae in the genus Umbilicus so named for its umbilicate (navel-like) leaves.
Both the name 'navelwort' and the scientific name Umbilicus come from the round shape of the leaves, which have a navel-like depression in the center.
Wall pennywort grows to an average of 25 cm (9.8 in) high. The pallid spikes of bell-shaped, greenish-pink flowers of this plant ...