×Alotanopsis ×Alotanopsis S.A.Hammer in Cact. Succ. J. (Los Angeles) 67: 172. 1995 sec. Kew 20191 [Artificial hybrid]. wfo-40000491221. Kew 2019: Dataset export of the World Checklist of Vascular Plants database, dated 19 December. – Kew: Royal Botanic GardensContent