Synonyms: Campanula chalcidica; Campanula jacquinii rumeliana (homotypic); Campanula rumeliana chalcidica; Campanula rumeliana rumeliana; Diosphaera chalcidica; Diosphaera chalcidica var. denudata; Diosphaera dubia (homotypic); Diosphaera jacquinii var. chalcidica; Diosphaera rumeliana; Diosphaera rumeliana var. cinerascens; Phyteuma dubia; Phyteuma rumelicum (homotypic); Trachelium jacquinii dalgiciorum; Trachelium jacquinii rumelianum (homotypic); Trachelium rumelianum (homotypic); Trachelium rumelianum var. cinerascens