Arthrocereus rondonianus
Arthrocereus rondonianus | ||||||||||||
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Arthrocereus rondonianus |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Arthrocereus rondonianus | ||||||||||||
Backeb. & Full |
Arthrocereus rondonianus is a species of plant in the genus Arthrocereus from the cactus family(Cactaceae). The specific epithet rondonianus honors Candido M. da Silva Rondon (1865–1958), a Brazilian researcher, army major and plant collector.
description
Arthrocereus rondonianus grows somewhat upright with slender, light green shoots up to 50 centimeters long and 2.5 centimeters in diameter. There are 14 to 18 low, rounded ribs on the shoots. The greenish yellow to golden yellow thorns can be divided into 1 to 2 central spines, which are up to 7 centimeters long, and 40 to 50 fine, needle-shaped radial spines up to 0.5 (a few to 2) centimeters in length.
The lilac- pink flowers are up to 8 inches long.
Distribution, systematics and endangerment
Arthrocereus rondonianus is distributed in the Brazilian state of Minas Gerais in the Diamantina area at altitudes of 700 to 1200 meters.
The first description by Curt Backeberg and Otto Voll was published in 1951.
Arthrocereus rondonianus was in the Red List of Threatened Species of IUCN in 2002 as " Vulnerable (VU) , d". H. classified endangered. Since then several new populations have been found in nature . In 2013 the species is known as " Least Concern (LC) ", i. 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. 81 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 205.
- ^ Cactus and Succulent Journal . Volume 23, Number 4, Los Angeles 1951, p. 120.
- ^ Arthrocereus rondonianus in the IUCN Red List of Threatened Species 2013.2. Posted by: Taylor, NP, Machado, M. & Braun, P., 2010. Retrieved February 16, 2014.