Sempervivum
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PUMILUM  Bieberstein, 1808

Synonyms :

Sempervivum montanum  Eichwald (1833) 

Sempervivum braunii  Ledebour (1843)

Sempervivum dominii  Konop & Konopova (1984)

Distribution : Northern Caucasus (Russia / Georgia: Ossetia); alpine zone and in xerophytic scrub, 1300 - 3000 m.

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

Rosettes open, 1 - 2 cm in diameter, in tufts; stolons many, to 1 cm.

Leaves lanceolate or oblong-lanceolate, acute or shortly acuminate, sometimes glabrous, both faces convex, greyish-green, spreading, ± 10 x 3 - 4 mm, ± 2 mm thick;.

Flowering branches 4 - 10 cm l,eaves lanceolate to linear-lanceolate, acuminate, suberect, 10 – 15 mm.

Inflorescences few- flowered, with 2 - 3 very short cincinni.

FIowers 10- to 12-merous, ± 2 cm in diameter,sepals connate to 2.5 mm, acute or shortly acuminate, reddish, with purple tip, ± 5 mm,petals lanceolate to oblong-lanceolate, apiculate or shortly acuminate, rose-purple, with pale margin, ± 10 mm.

Cytology : 2n = 34

S. altum has erroneously been included in the synonymy of this species by Borissova (1939).

 See also : Alan Smith, The Genus Sempervivum and Jovibarba, 1980



S. pumilum, Elbruz :


Photo Olivier Legros



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