Abstract: New chorological data for 21 species are reported. New for the Rhodopes floristic region are 7 taxa, while there are 4 new ones for the Eastern Rhodopes subregion. New for the Thracian plain floristic region are 3 species, other 2 species are confirmed for this region. Two of them, Mediterranean ones (Silene lydia Boiss. and Logfia gallica (L.) Coss. et Germ.), are rare for Bulgaria. Altogether, data on 8 rare or protected species are given.