Echinopsis volliana

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

Echinopsis volliana is a species of the genus Echinopsis in the cactus family(Cactaceae). The specific epithet Volliana honors the German (?) - Brazilian botanist Otto Voll (1884–1958).

description

Echinopsis volliana grows shrubby and branched from the base with several upright branches . The cylindrical, glossy light green shoots reach a diameter of up to 10 centimeters. There are about 13 rounded ribs . The areoles on them are up to 2.5 centimeters apart. Amber-colored thorns spring from them . The single central spine is up to 2.5 centimeters long. The eight to eleven radiant radial spines are thin and piercing. They have a length of up to 0.7 centimeters.

The funnel-shaped, white flowers appear near the shoot tips. They are up to 13 inches long. The elongated fruits are hairy.

Distribution, systematics and endangerment

Echinopsis volliana is widespread in the Bolivian department of Cochabamba at altitudes of 2500 to 3000 meters.

The first description as Trichocereus vollianus by Curt Backeberg was published in 1936. Heimo Friedrich and Gordon Douglas Rowley placed the species in 1974 in the genus Echinopsis .

The following taxa were included as a synonym in the species: Trichocereus vollianus var. Rubrispinus Backeb. (1936) and Echinopsis volliana var. Rubrispina (Backeb.) H. Friedrich & GDRowley (1974).

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. 248 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 254.
^ Curt Backeberg , Frederik Marcus Knuth : Cactus ABC. En haandbog for fagfolk and amatører . Copenhagen 1936, p. 205, 412 .
^ 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. 99.
↑ Echinopsis volliana in the IUCN Red List of Threatened Species 2013.2. Posted by: Lowry, M., 2010. Retrieved March 2, 2014.

Web links

Commons : Echinopsis volliana - Collection of images, videos and audio files

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 254.

[2] Curt Backeberg , Frederik Marcus Knuth : Cactus ABC. En haandbog for fagfolk and amatører . Copenhagen 1936, p. 205, 412 .

[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. 99.

[4] Echinopsis volliana in the IUCN Red List of Threatened Species 2013.2. Posted by: Lowry, M., 2010. Retrieved March 2, 2014.