Xerophyte

Central Spines

4(-6), straight or with one of them hooked, white with brownish tips, to 12 mm long.

Seeds

Black, 0,8 - 0,9 mm long and 0,6 mm wide

Description

Mammillaria phitauianaSN|9328]]SN|9328]] is a small cactus solitary at first, later forming clusters from basal branches.

Tubercles

Quadrangular sub-conical, 7 mm long and 6 mm in diameter, keeled. Axil with some short white wool and silky bristles.

Flowers

White, yellowish white or cream with pale pink to brown small midstripes, 20-25 mm long and 15-18 mm in diameter. Often failing to open completely.

Blooming Season

From May to June.

Stem

Short-cylindric to culumnar, pale-green 25-30 cm high and 4-5 cm in diameter. Without latex.

Radial Spines

18-24 (usually 20), yellowish white, bristle-like, radiating, 4-12 mm long, lower one the longest.

Fruits

Club-shaped, red, 15 - 30 mm long, 6 - 10 mm in diameter.