Gymnocalycium spegazzinii

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

Gymnocalycium spegazzinii is a species of plant in the genus Gymnocalycium from the cactus family(Cactaceae). The specific epithet honors the botanist Carlos Luis Spegazzini .

description

Gymnocalycium spegazzinii grows individually with gray-green to brown, flattened spherical shoots and reaches heights of 6 to 12 centimeters with diameters of 10 to 14 centimeters. The ten to 15 (rarely up to 30) low, broad ribs are slightly notched between the areoles . There are up to two central spines , which can also be missing. The three to seven stiff radial spines, first outward, then inwardly curved towards the surface of the shoot, are brown or pale and 2 to 5.5 centimeters long.

The funnel-shaped, white or light pink flowers have a slightly purple-pink throat. They reach a length of up to 7 centimeters and a diameter of 5 centimeters. The fruits are club-shaped to elongated.

Distribution, systematics and endangerment

Gymnocalycium spegazzinii subsp. cardenasianum

Gymnocalycium spegazzinii is distributed in northern Argentina and Bolivia at altitudes of 1500 to 3000 meters.

The first description was in 1922 by Nathaniel Lord Britton and Joseph Nelson Rose . The following subspecies are distinguished:

Gymnocalycium spegazzinii subsp. spegazzinii
Gymnocalycium spegazzinii subsp. cardenasianum (F.Ritter) R.Kiesling & Metzing

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. 327 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 221.
^ 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. 155 .
↑ Gymnocalycium spegazzinii in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Méndez, E., Kiesling, R. & Ortega-Baes, P., 2010. Retrieved March 15, 2014.

Web links

Commons : Gymnocalycium spegazzinii - collection of images, videos and audio files

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 221.

[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. 155 .

[3] Gymnocalycium spegazzinii in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Méndez, E., Kiesling, R. & Ortega-Baes, P., 2010. Retrieved March 15, 2014.