Oleaner (Nerium oleander), is an evergreen shrub or small tree in the dogbane family Apocynaceae. It is the only species currently classified in the genus Nerium. Other names include Adefla, Alheli Extranjero, Baladre, Espirradeira, Flor de São Jose, Laurel de jardín, Laurel rosa, Laurier rose, Flourier rose, Olean, Aiwa, Rosa Francesca, Rosa Laurel, and Rose-bay (Inchem 2005), закум [zakum] (bulgarian), zakum, zakkum, zakhum (turkish), zaqqum (arabic); Araliya (in Sinhalese); in Chinese it is known as 夹竹桃 (jia zhu tao). The ancient city of Volubilis in North Africa took its name from the old Latin name for the flower.