Sempervivum

INGWERSENII

Collected by W.E.Th. Ingwersen in 1935 in the Adyl Su valley at the foot of Mount Dongus Orun, Caucasus (typus in Herb. Kew). Described in the Quart. Bull. Alp. Gard. Soc. Vol. 10 pages 90-92 (1942). This species is not unlike S. altum (Turrill) and S. ossetiense (Wale) in habit, but distinguished by the pea-green colour of its rosettes and rather smaller flowers in a more compact inflorescence. Rosettes 3 to 4 cm in diameter, very compact and flattish with a very dense and fine pubescence on the leaves with only a small brown apex, also sparingly ciliate; rosette leaf shape is obovate, narrowed towards the base, acute apex. Offsets are numerous on long reddish stolons. Flowers are rarely produced, they have red petals with narrow white margins. Easy under cultivation and a vigourous grower.  

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