SEMPERVIVUM ssp. PESTALOZZAE (Boissier) Eggli, 1988
Synonyms :
Umbilicus pestalozzae Boissier (1872) / Rosularia sempervivum var. pestalozzae (Boissier) Thiébaut (1940) / Cotyledon pestalozzae (Boissier) Bornmüller (1941) / Rosularia pestalozzae (Boissier) Samuelsson & Fröderström (1960)
Distribution : Southern Turkey, adjacent north-western Syria; on limestone, 1000 - 2300 m.
Description (according to U. Eggli in IHSP, 2003) :
Differs from ssp. glaucophylla:
Leaves medium green, never glaucous, glandular-hairy and ± viscid.
Inflorescences glandular-hairy in the upper half.
Cytology : 2n = 36
The two taxa ssp. glaucophylla and ssp. pestalozzae form a closely-related pair, differing from the remainder of the R. sempervivum-aggregate in their smallish flowers.