Xerophyte

Central Spines

Usually absent.

Description

Gymnocalycium stenopleurum is a small solitary cactus with with grey-green and brownish-red banded body that typically has white, fully opening flowers.

Similar Species

Gymnocalycium mihanovichiiSN|11929]]SN|11929]], Gymnocalycium anisitsii.

Flowers

White, 5-7 cm long, but also pale to dark pink.

Spines

Needle-like to awl shaped, light to dark brown, somewhat twisted.

Ribs

8-14, rounded.

Stem

Flattened globose to globose, grey-green, to 12 cm or more high, 6-12 cm in diameter.

Radial Spines

3-6, 7-40 mm long.

Fruits

Grey-green, to 4 cm long and 1 cm in diameter.