antarcticus,-a,-um from L. antarcticus (from anti, against, opposite; arktos, bear), opposite the constellation Ursa Major (L. great beer) and Ursa Minor (L. small bear); opposing the north; growing south of the antartic circle: Antarctic
 
94632 247602 Cissus antarctica Vent. W. Curtis, Bot. Mag., vol. 51 : t. 2488 (1824) [J. Curtis]