Cereus aethiops

Cereus aethiops
	Cereus aethiops; Plate 127 from 1911 from Blooming Cacti
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Cereeae
Genre :	Cereus
Type :	Cereus aethiops
Scientific name
	Cereus aethiops
	Haw.

Cereus aethiops is a species of plant in the genus Cereus from the cactus family(Cactaceae). The specific epithet aethiops comes from the Greek and means 'sunburn, black' and refers to the black thorns of the species.

description

Cereus aethiops has a shrubby growth, is rarely branched and reaches heights of up to 2 meters. The cylindrical, dark bluish to dark green shoots are upright, occasionally prostrate and have a diameter of 2 to 4 centimeters. There are seven to eight ribs that are divided into humps. The areoles on it are often almost black. The two to four black central spines are up to 2 inches long. The nine to twelve radial spines are gray with a darker tip or black. They reach lengths of up to 10 millimeters.

The white to light pink flowers are up to 20 centimeters long. The egg-shaped, red fruits have lengths of up to 6 centimeters.

Distribution, systematics and endangerment

Cereus aethiops is widespread in the Andes foothills of northern and central Argentina .

The first description by Adrian Hardy Haworth was published in 1830. Synonyms include Cereus chalybaeus Otto (1846) and Cereus coerulescens var. Melanacanthus K.Schum. (1897).

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. 102-103 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 4.
^ Philosophical Magazine, or Annals of Chemistry, Mathematics, Astronomy, Natural History and General Science . Volume 7, London 1830, pp. 109-110, (online) .
↑ Cereus aethiops in the Red List of Endangered Species of the IUCN 2013.2. Posted by: Trevisson, M., Demaio, P., Kiesling, R. & Ortega-Baes, P., 2010. Retrieved January 1, 2014.

Web links

Commons : Cereus aethiops - collection of images, videos and audio files

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 4.

[2] Philosophical Magazine, or Annals of Chemistry, Mathematics, Astronomy, Natural History and General Science . Volume 7, London 1830, pp. 109-110, (online) .

[3] Cereus aethiops in the Red List of Endangered Species of the IUCN 2013.2. Posted by: Trevisson, M., Demaio, P., Kiesling, R. & Ortega-Baes, P., 2010. Retrieved January 1, 2014.