Stemmacantha rhapontica (L.) Dittrich in Candollea 39: 49. 1984 Stemmacantha rhapontica (L.) Dittrich in Candollea 39: 49. 1984is new combination for Centaurea rhapontica L., Sp. Pl.: 915. 1753Taxon for this nameStemmacantha rhapontica (L.) Dittrich in Candollea 39: 49. 1984