NEVADENSE Cosson, 1852
Synonyms :
Sedum villosum ssp. nevadense (Cosson) Battandier (1889) / Oreosedum nevadense (Cosson) Grulich (1984) / Oreosedum villosum ssp. nevadense (Cosson) Velayos (1989)
Sedum nevadense var. javalambrense Sennen & Pau in shed. (1890)
Sedum javalambrense Pau in sched. ex Willkomm (1893)
Sedum villosum var. glabrum Cosson ex Hamet (1929)
Sedum rivasgodayi A.Segura (1975) / Sedum atratum var. rivasgodayi (A.Segura) Fernandez Casas & A.Segura (s.a.)
Distribution : Spain, Morocco; dry pastures on limestone, 800 - 2200 m.
Description (according to 't Hart & Bleij in IHSP, 2003) :
Annual herbs, glabrous, reddish.
Roots fibrous.
Stems (2-) 6 (-10) cm, erect, branched in the upper half.
Leaves alternate, oblong-linear, (3.5-) 5 - 9 x 2 mm, basally without a spur.
Inflorescences dense branched cymes, pedicels 1.5 - 3 mm.
Flowers 5-merous, with only 5 stamens, sepals ovate, 2 x 1 mm, basally united, petals orientation not described, narrowly lanceolate, (3.5-) 4 - 5 x 0.6 - 1.2 mm, basally ± united, acute, white, tinged with red or with pink midvein.
See also : Sedum nevadense (Crassulaceae), new for the Italian flora.