Sempervivum ruthenicum
Synonymy
Source: Marhold, K. (2011+): Crassulaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Sempervivum ruthenicum in Flora 38: 5. 1855
Content
Bibliography
C. Laasimer, L., Kuusk, V., Tabaka, L. & Lekavičius, A. (ed.) 1996: Flora of the Baltic countries 2. – Tartu: Estonian Academy of Sciences