Xerophyte

Central Spines

Usually 1 or 2, (sometime up to 5, or absent) set between the series of radials and very short, from 0.17 mm long.

Seeds

Black.

Description

Mammillaria schiedeanaSN|2257]]SN|2251]] subs. giselae, formerly Mammillaria giselaeSN|2251]]SN|2257]], is a small clustering cactus with up to 15, or rarely as many as 35 stems. Individual cluster up to 10 cm in diameter (or more in cultivation).

Tubercles

Cylindrical, pale green, with a watery sap. Axil naked.

Flowers

Pale pink to pink, with darker, narrow midstripes, 12-14 mm long, 10-13 mm in diameter.

Blooming Season

End of winter in February-March.

Stem

Small, ovoidal to cylindrical, 35 (rarely to 180) mm high. Without latex.

Radial Spines

about 16-21 radials ( 2- 5 mm long), fine, needle-like, feathery, flexible, somewhat pectinated, white, yellow to almost orange.

Fruits

Red.