Sedum forsterianum

Sedum forsterianum

Sedum forsterianum Sm.
Engl.: rock stonecrop, welsh stonecrop.
Deu.: Zierliche Felsen-Fetthenne.
Sven.: tofsfetknopp.
Bot. syn.: Sedum elegans Lej.

I have no articles for this botanical term, but there might be some for the next level down (if found).