Notocactus longispinus (F.Ritter) Havlíček in Kaktusy (Brno) 17: 8. 1981 Notocactus longispinus (F.Ritter) Havlíček in Kaktusy (Brno) 17: 8. 1981is new combination for Wigginsia longispina F.Ritter, Kakteen Südamerika 1: 198. 1979Taxon for this nameNotocactus longispinus (F.Ritter) Havlíček