Echinopsis vasquezii

Echinopsis vasquezii
	Echinopsis vasquezii
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Trichocereeae
Genre :	Echinopsis
Type :	Echinopsis vasquezii
Scientific name
	Echinopsis vasquezii
	( Noise ) GDRowley

Echinopsis vasquezii is a species of the genus Echinopsis in the cactus family(Cactaceae). The specific epithet vasquezii honors the Bolivian cactus specialist Roberto Vasquez (* 1942).

description

Echinopsis vasquezii grows branching from the base and usually forms groups that can be up to 80 centimeters high. The cylindrical, fresh green shoots reach a diameter of 4 to 5 centimeters. There are twelve to 14 low ribs . The white areoles on them are circular and up to 1 centimeter apart. From them arise needle-like, light brown thorns that turn gray with age. The one to four central spines are crossed and 3 to 6 centimeters long. The ten to twelve radial spines arranged in a comb shape have a length of 0.8 to 1.5 centimeters.

The tubular, funnel-shaped, white flowers appear on the side of the shoots and open at night. They are up to 22 centimeters long and have a diameter of 14 centimeters. The spherical to egg-shaped, greenish-brown fruits are up to 6 centimeters long.

Distribution, systematics and endangerment

Echinopsis vasquezii is distributed in the Bolivian departments of Cochabamba and Santa Cruz between Pojo and Comarapa at altitudes of 2400 meters. The species is probably only known from the type location .

The first description as Trichocereus vasquezii by Walter Rausch was published in 1974. Gordon Douglas Rowley placed the species in 1975 in the genus Echinopsis .

In the Red List of Threatened Species of IUCN is the species as " Near Threatened (NT)", d. H. listed as low risk.

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. 250.
↑ Walter Rausch: Trichocereus vasquezii Rausch spec. nov. In: Cacti and other succulents . Volume 25, Number 9, 1974, pp. 193-194.
^ Repertorium Plantarum Succulentarum . Volume 24, 1975, p. 6.
↑ Echinopsis vasquezii in the IUCN Red List of Threatened Species 2013.2. Posted by: Lowry, M., 2012. Retrieved March 2, 2014.

Web links

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

Photo of Echinopsis vasquezii in flower

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 250.

[2] Walter Rausch: Trichocereus vasquezii Rausch spec. nov. In: Cacti and other succulents . Volume 25, Number 9, 1974, pp. 193-194.

[3] Repertorium Plantarum Succulentarum . Volume 24, 1975, p. 6.

[4] Echinopsis vasquezii in the IUCN Red List of Threatened Species 2013.2. Posted by: Lowry, M., 2012. Retrieved March 2, 2014.