Cleistocactus tominensis

Cleistocactus tominensis
	Cleistocactus tominensis (Botanical Garden Munich-Nymphenburg)
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Trichocereeae
Genre :	Cleistocactus
Type :	Cleistocactus tominensis
Scientific name
	Cleistocactus tominensis
	( Wine. ) Backeb.

Cleistocactus tominensis is a species of plant in the genus Cleistocactus from the cactus family(Cactaceae). The specific epithet tominensis means 'from the location in the Tomina Valley (Bolivia)'.

description

Cleistocactus tominensis grows shrubby with parallel, upright shoots that are not branched at the beginning and later branched at the base and reach heights of up to 2 meters with diameters of up to 5 centimeters. There are 18 to 22 low, transversely furrowed ribs . The 8 to 9 thin, later strong thorns are yellowish to reddish, gray with age and are up to 4 centimeters long. They are difficult to distinguish between central and radial spines.

The narrow tubular flowers are green to yellow to pink or occasionally green at the base and red towards the tips. They are up to 2.5 inches long. The bracts are quite spread out. The spherical, light pink fruits reach a diameter of up to 1.8 centimeters.

Distribution, systematics and endangerment

Cleistocactus tominensis is distributed in the Bolivian departments of La Paz , Chuquisaca and Tarija in the Andean foothills at altitudes of 900 to 2200 meters. It was first described as Cereus tominensis in 1931 by Wilhelm Weingart . Curt Backeberg placed them in the genus Cleistocactus in 1936 .

In the Red List of Threatened Species of the IUCN , the species is listed as " Least Concern (LC) ". H. listed as not endangered.

proof

literature

Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 127 .

Individual evidence

↑ Monthly of the German Cactus Society . Volume 3, 1931, p. 117.
↑ Cactus ABC . 1936, p. 190.
↑ Cleistocactus tominensis in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Lowry, M., 2010. Retrieved February 22, 2014.

Web links

Commons : Cleistocactus tominensis - collection of images, videos and audio files

[1] Monthly of the German Cactus Society . Volume 3, 1931, p. 117.

[2] Cactus ABC . 1936, p. 190.

[3] Cleistocactus tominensis in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Lowry, M., 2010. Retrieved February 22, 2014.