Notocactus concinnus var. caespitosus (Speg.) N.Gerloff & Neduchal in Internoto 25: 55. 2004
Notocactus concinnus var. caespitosus in Internoto 25: 55. 2004
is new combination for Echinocactus caespitosus in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 495. 1905