Phedimus ellacombeanus, commonly known as
Yellow Stonecrop, is a species of succulent native to Japan and Korea. Formerly known as
Sedum ellacombianum or
Sedum kamtschaticum subsp. ellacombianum. It is bears compact mounds of bright green leaves and clusters of yellow, star-shaped flowers that appear in the spring. It is often mistaken for the closely related
Phedimus kamtschaticus.
(Wikipedia)