Proposal (21): to conserve the name Festucetalia valesiacae Br.-Bl. & Tx. ex Br.-Bl. 1950 against Festucetalia Soó 1940

Proposal (21): to conserve the name Festucetalia valesiacae Br.-Bl. & Tx. ex Br.-Bl. 1950 against Festucetalia Soó 1940