Sempervivum cantabricum

Sempervivum cantabricum
Sempervivum cantabricum
Systematics
Family : Thick-leaf family (Crassulaceae) Subfamily : Sempervivoideae Tribe : Semperviveae Genre : Hauswurzen ( Sempervivum ) Section : Sempervivum sect. Sempervivum Type : Sempervivum cantabricum
Scientific name
Sempervivum cantabricum
JAHuber

Sempervivum cantabricum is a species of houseleek ( Sempervivum ) in the thick-leaf family(Crassulaceae).

description

Vegetative characteristics

Sempervivum cantabricum grows as an open rosette plant with a diameter of 2 to 5 centimeters and forms strong runners up to 6 centimeters long . The oblong, obovate, sparsely to densely downy-haired leaves have an attached tip. They are dark green and have red tips. Your leaf blade is 20 to 35 millimeters long and about 10 millimeters wide.

Generative characteristics

The flowering shoot reaches a length of up to 16 centimeters. The many-flowered inflorescence consists of 15 to 30 flowers. The nine to twelve-fold flowers have a diameter of up to 1.8 centimeters. Their sepals are blunt. The red, pink or white petals have a length of 9 to 10 millimeters and are about 2 millimeters wide. The stamens and the anthers are red.

genetics

The number of chromosomes is . ${\displaystyle 2n=72}$

Systematics and distribution

Sempervivum cantabricum is common in the northwest of Spain .

The first description by Josef Anton Huber was published in 1934.

The following subspecies are distinguished:

• Sempervivum cantabricum subsp. cantabricum
• Sempervivum cantabricum subsp. guadarramense M.C.Sm.
• Sempervivum cantabricum subsp. urbionense M.C.Sm.

proof

literature

• Henk 't Hart, Bert Bleij, Ben Zonneveld: Sempervivum cantabricum . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 352 .

Individual evidence

1. ^ Repertory Specierum Novarum Regni Vegetabilis . Volume 33, 1934, p. 364.

Web links

• Photo of Sempervivum cantabricum subsp. guadarramense