Gymnocalycium baldianum (Speg.) Speg. in Anales Soc. Ci. Argent. 99: 135. 1925
Gymnocalycium baldianum in Anales Soc. Ci. Argent. 99: 135. 1925
is new combination for Echinocactus baldianus in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 505. 1905
Gymnocalycium baldianum in Anales Soc. Ci. Argent. 99: 135. 1925