Sempervivum glabrifolium
Sempervivum glabrifolium | ||||||||||||
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Scientific name | ||||||||||||
Sempervivum glabrifolium | ||||||||||||
Boriss. |
Sempervivum glabrifolium is a species of houseleek ( Sempervivum ) in the thick-leaf family(Crassulaceae).
description
Vegetative characteristics
Sempervivum glabrifolium grows as a rosette plant with a diameter of 1 to 6 centimeters and forms numerous runners . The ovate-lanceolate to spatulate, pointed, shiny, olive-green leaves are bare. Young they are covered with a few scattered glandular hairs . The upper half of the outer leaves is conspicuously tinged with purple. The leaf blade is about 10 millimeters long and 5 millimeters wide.
Generative characteristics
The flower shoots reach a length of up to 15 centimeters. It has more elongated, glabrous leaves, with the upper leaves being glandular and downy-haired. The upright inflorescence is multi-flowered. The 10 to 14-fold flowers are on 1 to 2 millimeter long flower stalks . Their egg-shaped, rather blunt, strongly inwardly curved sepals are fused together up to 1 millimeter. The linear to lanceolate-linear, pointed petals are light yellow or greenish and 6 to 7 millimeters long. The stamens are white to yellow, the dust bag yellow and the upright pen long. The almost square, sanded-out nectar flakes are upright.
Systematics and distribution
Sempervivum glabrifolium is distributed in northeastern Turkey in northeastern Asia Minor on igneous conglomerates at altitudes of 300 to 730 meters.
The first description by Antonina Georgievna Borissova was published in 1939.
proof
literature
- Henk 't Hart, Bert Bleij, Ben Zonneveld: Sempervivum glabrifolium . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 355 .
Individual evidence
Web links
- Herbarium specimens from Sempervivum glabrifolium