Xerophyte

Central Spines

Absent.

Seeds

Blackish brown.

Description

Mammillaria duweiSN|8895]]SN|8895]] is a small solitary rarely offsetting plants that eventually forms tiny mounds. The form "inermis" is a selected strain with pure feathery radial spines lacking central spines.

Tubercles

Small, clavate 4-5 mm high, With a woolly axil and little hair.

Flowers

Funnel-form, less deeply set, yellowish/cream to light yellow, about 20 mm long and in diameter. Inner segments lanceolate, widely spreading, accuminate, style and stigma lobes greenish.

Blooming Season

Flowers readily, and for a long period from spring to the early summer.

Stem

Heads 3,5 to 6 cm in diameter, 2 - 4 cm high, dark green, soft, globoid, flattened-globose, to shortly cylindrical.

Radial Spines

28 - 36, acicular, thin, white, brownish at base, pubescent/feathery, 3,5 - 4 mm long, interlacing and densely wrapped against the body of the cactus

Fruits

Light red to red, elongated.