TRISTRIATUM  Boissier, 1849

Synonyms : Oreosedum tristriatum  (Boissier) Grulich (1984) / Helladia tristriata  (Boissier & Heldreich) M.Král (1987)

Subgenus Sedum

Distribution : S Greece, Crete; Mountains on limestone, 1700 - 2100 m.

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

Perennial herbs, glandular-pubescent.

Sterile branches caespitose, rosette-like, leaves of rosettes oblong-spatulate, flattish.

Flowering branches 2 - 10 cm, ascending, from the axils of the lower leaves of the rosettes, leaves alternate, obovate, semiterete.

Inflorescences lax cymes, with groups of 4 - 7 (-15) flowers.

Flowers 5- (to 6-) merous, sepals 1 - 2 mm, ovate-triangular, petals narrowly ovate-elliptic, pale pink with darker stripes or white, aristate.

Cytology : 2n = 22, 44 (Webb & al. 1993).

Superficially similar to Prometheum tymphaeum but placed in Sedum Ser. Cepaea.