Leptocereus grantianus
Leptocereus grantianus | ||||||||||||
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![]() Leptocereus grantianus |
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Scientific name | ||||||||||||
Leptocereus grantianus | ||||||||||||
Britton |
Leptocereus grantianus is a species of plant in the genus Leptocereus from the cactus family(Cactaceae). The specific epithet grantianus honors the US major and zoologist Chapman Grant .
description
Leptocereus grantianus grows shrubby with ascending, upright branches and reaches heights of up to 1.5 meters. The cylindrical, segmented shoots reach a diameter of 3 to 5 centimeters. There are three to five low ribs that are noticeably notched. The one to three spines that do not last long are black and only 1 millimeter long.
The salver-shaped, cream-colored flowers appear on terminal areoles and open at night. They are 3 to 6 inches long. Your pericarpel and the flower tube are covered with scales and a few black thorns. The spherical fruits have a diameter of up to 4 inches long.
Distribution, systematics and endangerment
Leptocereus grantianus is endemic to the Puerto Rico island of Culebra .
It was first described in 1933 by Nathaniel Lord Britton . A synonym is Neoabbottia grantiana (Britton) Buxb. (1966).
Leptocereus grantianus is listed as Endangered in the US Endangered Species Act . In the Red List of Threatened Species of IUCN is the species as " Critically Endangered (CR) ", d. H. listed as critically endangered. In the only known population there are only fewer than 50 individual plants left.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 355-356 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 98.
- ^ Cactus and Succulent Journal . Volume 5, Number 5, Cactus and Succulent Society of America, 1933, p. 469.
- ↑ Leptocereus grantianus in the IUCN Red List of Threatened Species 2013.2. Listed by: Taylor, NP, 2011. Retrieved January 25, 2014.