Pyrethrum kotschyi Boiss., Diagn. Pl. Orient. 6: 88. 1846 Pyrethrum kotschyi Boiss., Diagn. Pl. Orient. 6: 88. 1846is basionym for Tanacetum kotschyi (Boiss.) Grierson in Notes Roy. Bot. Gard. Edinburgh 33: 435. 1975Taxon for this namePyrethrum kotschyi Boiss., Diagn. Pl. Orient. 6: 88. 1846