Gymnocalycium anisitsii
Gymnocalycium anisitsii is a globular cactus belonging to the family Cactaceae. The specific epithet honors the Hungarian pharmacist Dániel Anisits J..
Description
Gymnocalycium anisitsii can be solitary or slowly clustering with light green, often reddish or purple-tinged, spherical to short columnar shoots. It reaches a diameter of 8–15 cm and a height of about 10 cm. Sometimes a central spine is present, but it is usually absent. The eight to eleven ribs have pointed humps. Sometimes a central spine is present, but usually it is absent. The 5-7 spines are yellowish to brownish, slender, twisted and 1–6 cm long. The flowers are white to pink, funnel-shaped, up to 4 inches long. The red fruits are long and cylindrical, up to 2.5 cm long with a diameter of 1 cm.Subspecies
Accepted subspecies:| Image | Scientific name | Distribution |
| Gymnocalycium anisitsii subsp. anisitsii | Bolivia to Paraguay | |
| Gymnocalycium anisitsii subsp. damsii G.J.Charles | Brazil |