Pyrethrum trichophyllum Griseb., Spic. Fl. Rumel. 2: 201. 1846 Pyrethrum trichophyllum Griseb., Spic. Fl. Rumel. 2: 201. 1846is earlier homonym of Pyrethrum trichophyllum Sosn. in Zametki Sist. Geogr. Rast. 15: 2. 1949This name is not assigned to any taxon.