GYPSOPHILUM   B.L.Turner, 1986

Synonym : Sedum calcicola ssp. desertorum  R.T.Clausen (1978)

Distribution : Mexico (Nuevo Leon, San Luis Potosí); gypsum rocks.

Description (by 't Hart & Bleij in IHSP, 2003) :

Glabrous perennial subshrubs with erect slender somewhat flexuous stems, branched from the base, to 30 cm taIl.

Leaves alternate, ovate to ovate-lanceolate, acute, 5 - 12 x 1 - 3 mm.

Inflorescences cymes with 2 (-3) branches.

Flowers : Sepals narrowly ovate, acute, 4 - 5 mm, petals narrowly acute, white, ± 10 x 2 - 3 mm, spreading.

The measurements for the leaf length given in the protologue appear to be erroneous and are here corrected.

The taxon is related to S. calcicola.