x brevierei

Synonym : Sedum xbrevierei  Chassagne (1956)

Distribution : Central and west France.

Parentage : Petrosedum forsterianum x P. rupestre ssp. rupestre

Description (according to IHSP, 2003) :

Intermediate between the parents.

Leaves semiterete, not conspicuously tufted.

Inflorescences drooping in bud, glabrous, bracts rudimentary, only subtending the flowers in the centre of the inflorescence.

Flowers : Sepals ± 2.5 mm, petals yellow, ± 6.5 mm, spreading, filaments yellow, glabrous.

Cytology : 2n = 104