Echinopsis aurea

Echinopsis aurea
	Echinopsis aurea
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Trichocereeae
Genre :	Echinopsis
Type :	Echinopsis aurea
Scientific name
	Echinopsis aurea
	Britton & Rose

Echinopsis aurea is a species of the genus Echinopsis in the cactus family(Cactaceae). The specific epithet aurea comes from Latin and means 'yellow'.

description

Echinopsis aurea grows individually or in groups. The spherical to short cylindrical, dark green shoots reach heights of 5 to 10 centimeters with a diameter of 4 to 6 centimeters. There are 14 to 15 sharp, distinct ribs , separated by deep furrows. The brownish areoles on it are up to 1 centimeter apart. From them arise brownish or black thorns towards the base of the shoot , which are pointed yellowish. The usually four strong, often flattened central spines are 2 to 3 centimeters long. The eight to ten spread radial spines have a length of up to 1 centimeter.

The mostly shiny lemon yellow, more rarely white or red flowers appear in groups on the side of the shoots and open during the day. They are up to 9 centimeters long and reach a diameter of 8 centimeters. The egg-shaped fruits are semi-dry and tear open.

Distribution, systematics and endangerment

Echinopsis aurea is widespread in the Argentine provinces of Salta , Santiago del Estero , Catamarca , La Rioja , San Luis and Córdoba at altitudes of 500 to 1500 meters.

The first description by Nathaniel Lord Britton and Joseph Nelson Rose was published in 1922.

Nomenclatory synonyms are Lobivia aurea (Britton & Rose) Backeb. (1934), Pseudolobivia aurea (Britton & Rose) Backeb. (1951), Salpingolobivia aurea (Britton & Rose) Y.Itô (1957), Hymenorebutia aurea (Britton & Rose) F. Ritter (1980) and Lobivia shaferi subsp. aurea (Britton & Rose) E. Herzog (1985, incorrect name ICBN -Article 11.4?). Numerous other species, including Lobivia shaferi Britton & Rose (1922), were synonymous with the species.

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. 218-219 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 18.

^ NL Britton , JN Rose : The Cactaceae . Descriptions and Illustrations of Plants of the Cactus Family . tape III . The Carnegie Institution of Washington, Washington 1922, p. 74 ( online ).

↑ Echinopsis aurea in the IUCN Red List of Threatened Species 2013.2. Posted by: Demaio, P., Kiesling, R., Lowry, M., Perea, M., Trevisson, M. & Ortega-Baes, P., 2010. Retrieved February 28, 2014.

Web links

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

Photos of Echinopsis aurea in their natural habitat

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 18.

[2] NL Britton , JN Rose : The Cactaceae . Descriptions and Illustrations of Plants of the Cactus Family . tape III . The Carnegie Institution of Washington, Washington 1922, p. 74 ( online ).