Xanthosoma robustum Schott Xanthosoma robustum Schott in Oesterr. Bot. Wochenbl. 3: 370. 1853 sec. Croat & Acebey 2015=Xanthosoma roseum Schott in Oesterr. Bot. Z. 8: 178. 1858 syn. sec. Espejo-Serna & López-Ferrari 2008