Denise E.T. Costich: Ecballium. In: Santiago Castroviejo Bolibar & al.: Flora iberica. Plantas vasculares de la Península Ibérica e Islas Baleares. Vol. III - Plumbaginaceae (partim) - Capparaceae. Real Jardín Botánico Madrid 2005, S. 456–458. ISBN 84-00-06221-3. (online)
doi.org
Alexander Kocyan, Li-Bing Zhang, Hanno Schaefer, Susanne S. Renner: A multi-locus chloroplast phylogeny for the Cucurbitaceae and its implications for character evolution and classification. In: Molecular Phylogenetics and Evolution, Band 44, August 2007, S. 553–577. doi:10.1016/j.ympev.2006.12.022, Volltext (PDF; 381 kB)
Alexander Kocyan, Li-Bing Zhang, Hanno Schaefer, Susanne S. Renner: A multi-locus chloroplast phylogeny for the Cucurbitaceae and its implications for character evolution and classification. In: Molecular Phylogenetics and Evolution, Band 44, August 2007, S. 553–577. doi:10.1016/j.ympev.2006.12.022, Volltext (PDF; 381 kB)