Pioneer vegetation on acidic shallow soils on siliceous rocky outcrops of the atlantic regions of Europe
Sedion anglici Br.-Bl. in Br.-Bl. et Tx. 1952
Sedion anglici Br.-Bl. in Br.-Bl. et Tx. 1952
sed03 | These communities are floristically and ecologically very similar to the Thero-Airion. Therefore Dengler (2004: 310) considers these two alliances to be synonymous. Within the Thero-Airion, the communities with Sedum anglicum could be recognised as a suballiance in its own right. (J. Dengler).