Parodia microsperma var. nana (Weskamp) Brickwood in Mitteilungsbl. Inter-Parodia-Kette 22: 14. 2004
Parodia microsperma var. nana in Mitteilungsbl. Inter-Parodia-Kette 22: 14. 2004
is new combination for Parodia nana in Kakteen And. Sukk. 41: 187. 1990