Parodia haselbergii subsp. graessneri (K.Schum.) Hofacker & P.J.Braun in Cactaceae Consensus Init. 6: 10. 1998
Parodia haselbergii subsp. graessneri in Cactaceae Consensus Init. 6: 10. 1998
is new combination for Echinocactus graessneri in Monatsschr. Kakteenk. 13: 130. 1903
Parodia haselbergii subsp. graessneri in Cactaceae Consensus Init. 6: 10. 1998