Parodia warasii belongs to the Cactaceae (the Cactus family). It is a columnar cactus that is native to Brazil, occurring in Rio Grande do Sul. This cactus grows in rock cracks on walls in mixed Araucaria forest and deciduous forest. The stems grows up to 60 cm tall and 30 cm in diameter, as it ages. The ribs are 15-16, straight, nearly triangular in cross section, slightly humped. The 15-20, needle-like spines are forming rows down its ribs. The large golden to pale lemon yellow flowers bloom near the top and appear during the summer.