Echinopsis spachiana

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

Echinopsis spachiana is a species of the genus Echinopsis in the cactus family(Cactaceae). The epithet spachiana honors at the Jardin du Roi employed E. Spach .

description

Echinopsis spachiana grows shrubby with several upright branches branching out from the base and reaches heights of growth of up to 2 meters. The cylindrical shoots have a diameter of 5 to 6 centimeters. There are ten to fifteen low and rounded ribs . The large areoles on them are covered with curly, yellow wool and are up to 1 centimeter apart. The straight, reddish yellow thorns emerging from them turn whitish with age. The single central spine is 1 to 2 centimeters long. The eight to ten radial spines have a length of 0.4 to 1 centimeter.

The funnel-shaped, white flowers open at night. They are 18 to 20 centimeters long and up to 15 centimeters in diameter. The flower tube is very hairy.

Distribution and systematics

Echinopsis spachiana is common in the Argentine province of Santiago del Estero in the lowlands.

The first description as Cereus spachianus by Charles Lemaire was published in 1839. Heimo Friedrich and Gordon Douglas Rowley placed the species in 1974 in the genus Echinopsis .

Further nomenclature synonyms are Echinocereus spachianus (Lem.) Rümpler (1885) and Trichocereus spachianus (Lem.) Riccob. (1909). The following taxa are synonymous with the species: Cereus santiaguensis Speg. (1905), Trichocereus santiaguensis (Speg.) Backeb. (1959) and Echinopsis santiaguensis (Speg.) H. Friedrich & GDRowley (1974).

proof

literature

Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 243-244 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 224.
^ L'Horticulteur Universel, Journal Général des Jardiniers et Amateurs. Volume 1, p. 225, Paris 1839 ( online ).
^ 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. 97.

Web links

Commons : Echinopsis spachiana - 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. 224.

[2] L'Horticulteur Universel, Journal Général des Jardiniers et Amateurs. Volume 1, p. 225, Paris 1839 ( online ).

[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. 97.