Parodia mairanana is a small free-flowering cactus with many apical flowers mostly orange tinged with red or rusty-red, but plants with different flowers colours are often found in cultivation. It is considered a synonym of Parodia comarapana.
Parodia is a genus of cactus that range from small globose plants to 1 m tall columnar plants. They are deeply ribbed and spiny, with single flowers. Parodia comarapana is a small usually solitary or slowly offsetting around its base. In cultivation, it is often found a very free branching form that readily fulfils a large bowl with dozen of heads in a few years. Flowers are small, funnel-shaped, apical, mostly orange tinged with red or rusty-red (but ranging in color from yellow through pink to scarlet) 2-3.5 cm wide. Dried flowers remain for a long time on the plant body after blooming.