Xerophyte

Habit

It is a small low growing crested cactus that will slowly forms tangled groups up to 20 cm in diameter.

Central Spines

Absent.

Description

Mammillaria theresaeSN|15892]]SN|9674]] is a well known tiny geophytic cactus with huge pink blossoms. The crest form (Mammillaria theresae f. cristataSN|9674]]SN|15892]]) - despite to its beauty - is still very rare and sought after by collectors, for its unique features.

Roots

Strong taproot.

Tubercles

Small, cylindrical/conical.

Flowers

Crocus-like, funnelform, pink, unusually long-stemmed for a Mammillaria (3,5 cm in diameter and up to 5 cm long), that are many times larger than the plant body itself, at least with plants on their own roots. Stigmas pale yellow.

Blooming Season

Spring to summer.

Stem

Fan-shaped, about 2 cm in width, olive green, with magenta-red tint. Without latex.

Radial Spines

22-30, plumose, pinnated, translucent, white to yellowish white, up to 2 mm long, forming little spines clusters.