Hylocereus calcaratus
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| Hylocereus calcaratus | ||||||||||||
| ( FACWeber ) Britton & Rose |
Hylocereus calcaratus is a species of plant in the genus Hylocereus fromthe cactus family (Cactaceae).
description
Hylocereus calcaratus has a shrubby growth with high climbing stems . The triangular, bright green shoots reach a diameter of 4 to 7 centimeters. Their side surfaces are flat to deeply concave. The edges have conspicuously rounded projections on the end of which the small areoles sit. The 1 to 3 flexible, white to cream-colored thorns are 2 to 4 millimeters long.
The 35 to 37 centimeters long, funnel-shaped flowers appear near the shoot tips and are white. Your flower tube is strongly curved upwards.
Distribution, systematics and endangerment
Hylocereus calcaratus is widespread in Costa Rica on the Atlantic coast in the Limón province at low altitudes up to 500 meters. The first description as Cereus calcaratus was published in 1902 by Frédéric Albert Constantin Weber . Nathaniel Lord Britton and Joseph Nelson Rose placed them in the genus Hylocereus in 1909 .
In the Red List of Threatened Species of IUCN is the species as " Endangered (EN) ," d. H. listed as endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 344 .
- Curt Backeberg : Die Cactaceae: Handbuch der Kakteenkunde . 2nd Edition. tape II . Gustav Fischer Verlag, Stuttgart New York 1983, ISBN 3-437-30381-3 , p. 815 f .
Individual evidence
- ↑ Bulletin du Muséum d'Histoire Naturelle . Volume 8, Paris 1902, pp. 458-459 (online) .
- ^ Contributions from the United States National Herbarium . Volume 12, 1909, p. 428 (online) .
- ^ Hylocereus calcaratus in the IUCN Red List of Threatened Species 2013.2. Posted by: Hammel, B., 2009. Retrieved January 7, 2014.
Web link
- Hylocereus calcaratus onthe IUCN 2013 Red List of Threatened Species . Posted by: Hammel, B., 2009. Retrieved October 15, 2013.