Oxystelma SynonymySource: Marhold, K. (2011+): Apocynaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Oxystelma R. Br., Asclepiadeae: 18. 1810ContentDistribution Distribution Eg IJ Sn Euro+Med: Egypt native; Israel/Palestine-Jordan native; Sinai native