Faria Vieira, M. and John Shepherd, G. (2002) “Removal and insertion of pollinia in flowers of <i>Oxypetalum</i> (Asclepiadaceae) in southeastern Brazil”, Revista de Biología Tropical, 50(1), pp. 37–43. Available at: https://revistas.ucr.ac.cr/index.php/rbt/article/view/16063 (Accessed: 25November2024).