Xerophyte

Coloured Form

The schizochromic form Astrophytum myriostigma var. nudum f. colorataSN|1845]]SN|26094]] has yellow, orange or red stems due to the absence (or reduced production) of chlorophyll pigments

Flowers

5 cm in length, pale-yellow, silk-shining unlike the white-spotted plant, occasionally with an orange gloom.

Blooming Season

Spring or early summer, They take up to 6 years to bloom.

Spines

None.

Ribs

The number of ribs vary from 3 to 8 (usually 5).

Stem

Spherical to shortly columnar with age. The stems is smooth and can be over 20 cm tall and 5-10 cm in diameter and are shaped like a bishop's headpiece or a star.

Fruits

Dry, dehisces towards the apex forming about 5 star shaped lobes. With few seeds.