PUSILLUM Rose, 1911

Synonym : Sedum graptopetalum

Distribution : Mexico (Durango)

Description (according to IHSP, 2003) :

Rosette plants; stems erect or often falling, short, to 10 cm.

Rosettes dense, 3 – 4 cm in diameter.

Leaves spatulate, linear, acute, 2 – 4 cm, pale and somewhat glaucous-pruinose.

Inflorescences few-flowered thyrses, pedicels 4 – 8 mm.

Flowers 5-merous, sepals erect, almost or completely free, linear, acute, 2 – 3 mm, somewhat glaucous, petals 8 – 10 mm, yellowish to cream-coloured, tube 2 – 3 mm, lobes acute, 6 – 7 mm, somewhat red-spotted or –banded.

Cytology : n = 33