Synonyms: Leiosandra cuspidata; Thapsus barbatus; Thapsus linnaei; Thapsus schraderi; Verbascum adulterinum seminigrum; Verbascum alatum; Verbascum angustius; Verbascum bicolle (heterotypic); Verbascum blattaria (heterotypic); Verbascum bracteatum (heterotypic); Verbascum canescens (homotypic); Verbascum cuspidatum; Verbascum decurrens; Verbascum elongatum (heterotypic); Verbascum indicum; Verbascum intermedium (heterotypic); Verbascum kickxianum; Verbascum lanatum (heterotypic); Verbascum linnaei; Verbascum lychnitis (heterotypic); Verbascum majus; Verbascum mas; Verbascum neglectum; Verbascum officinarum; Verbascum pallidum; Verbascum phlomoides var. cuspidatum; Verbascum plantagineum; Verbascum salisburgense; Verbascum schraderi; Verbascum schraderi var. album; Verbascum schraderi var. angustifolium; Verbascum schraderi var. pallidum; Verbascum seminigrum; Verbascum spectabile (heterotypic); Verbascum subalpinum; Verbascum thapsiforme (heterotypic); Verbascum thapsiforme cuspidatum; Verbascum thapsus f. candicans (heterotypic); Verbascum thapsus f. elongatum; Verbascum thapsus f. pallidum; Verbascum thapsus neglectum; Verbascum thapsus var. albiflora; Verbascum thapsus var. cuspidatum; Verbascum thapsus var. elongatum; Verbascum thapsus var. leiostemmum; Verbascum thapsus var. leucanthum; Verbascum thapsus var. subapterum; Verbascum thapsus var. sylvaticum; Verbascum thapsus var. thapsoides