Gymnocalycium mesopotamicum
| Gymnocalycium mesopotamicum | ||||||||||||
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Gymnocalycium mesopotamicum |
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| Scientific name | ||||||||||||
| Gymnocalycium mesopotamicum | ||||||||||||
| R. Kiesling |
Gymnocalycium mesopotamicum is a species of plant in the genus Gymnocalycium from the cactus family(Cactaceae). The epithet of the species refers to its range, the Argentine landscape of Mesopotamia .
description
The single, pressed-spherical Gymnocalycium mesopotamicum is dark green and reaches heights of growth of 1.2 to 2.3 centimeters and a diameter of up to 4 centimeters. The 7 to 9, broad, low and blunt ribs have transverse furrows. The 9 to 12 flexible, needle-like thorns flattened towards the surface of the plant body are reddish-brown and between 2 and 9 millimeters long. They turn grayish white with age.
The pure white flowers are 6 to 7 centimeters long and up to 6.5 centimeters in diameter. The dull green fruits are club-shaped, 2 to 3 centimeters long and have a diameter between 7 and 8 millimeters.
Distribution, systematics and endangerment
Gymnocalycium mesopotamicum is distributed in the Argentine province of Corrientes at altitudes of about 200 meters.
It was first described in 1980 by the botanist Roberto Kiesling (* 1941).
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
- Gymnocalycium mesopotamicum R. Kiesling In: Edward F. Anderson : The Cactus Family . Timber Press, Portland (Oregon) 2001, ISBN 0-88192-498-9 , p. 356.
Individual evidence
- ^ Cactus and Succulent Journal of Great Britain . Volume 42, p. 39ff., London 1980
- ↑ Gymnocalycium mesopotamicum in the IUCN Red List of Threatened Species 2013.2. Posted by: Kiesling, R., 2011. Retrieved March 15, 2014.
