Echinopsis antezanae

Echinopsis antezanae
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Trichocereeae
Genre :	Echinopsis
Type :	Echinopsis antezanae
Scientific name
	Echinopsis antezanae
	( Cardenas ) H.Friedrich & GDRowley

Echinopsis antezanae is a species of the genus Echinopsis in the cactus family(Cactaceae). The specific epithet antezanae honors the Bolivian agronomist and director of the Forestry Division of Oruro Lucio Antezana , who supported Martín Cárdenas on one of his tours.

description

Echinopsis antezanae grows branched from the base with one to five thick, columnar shoots that reach heights of up to 5 meters. The cylindrical shoots are strong and reach a diameter of up to 25 centimeters. There are 15 to 30 ribs . The white areoles on it are close together. From them arise ten to 27 thin, needle-like thorns , which lie somewhat on the surface of the shoot and are often interwoven. Some of the yellowish to brownish, 2 to 20 centimeters long thorns are bent back.

The white to light yellow, reddish-tinged flowers appear in groups at the tip of the shoot and open at night. They are 10 to 14 centimeters long. The spherical, yellowish green fruits have a diameter of 2.5 centimeters.

Distribution and systematics

Echinopsis antezanae is widespread in the Bolivian department of Oruro .

The first description as Trichocereus antezanae by Martín Cárdenas was published in 1953. Heimo Friedrich and Gordon Douglas Rowley placed the species in 1974 in the genus Echinopsis . Echinopsis antezanae is related to Echinopsis tarijensis .

A nomenclature synonym is Helianthocereus antezanae (Cárdenas) Backeb. (1955).

proof

literature

Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 217 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 12.
↑ Fuaux Herbarium Bulletin . Volume 1, Number 5, 1953, p. 16.
^ Gordon Douglas Rowley: Reunion of the genus Echinopsis . In: IOS Bulletin. Journal of the International Organization for Succulent Plant Study . Volume 3, Number 3, 1974, p. 94.

Web links

Herbarium evidence of Echinopsis antezanae

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 12.

[2] Fuaux Herbarium Bulletin . Volume 1, Number 5, 1953, p. 16.

[3] Gordon Douglas Rowley: Reunion of the genus Echinopsis . In: IOS Bulletin. Journal of the International Organization for Succulent Plant Study . Volume 3, Number 3, 1974, p. 94.