Cylindropuntia sanfelipensis
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Cylindropuntia sanfelipensis |
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| Cylindropuntia sanfelipensis | ||||||||||||
| ( Rebman ) Rebman |
Cylindropuntia sanfelipensis is a species of the genus Cylindropuntia in the cactus family(Cactaceae). The specific epithet sanfelipensis means 'from the place of discovery near San Felipe'.
description
Cylindropuntia sanfelipensis grows low and densely branched to upright and shrubby with slightly ascending branches and reaches heights of 0.5 to 1.5 meters. On the tightly adhering green, gray-green, densely thorny, 8.5 to 15.5 centimeters long and 2.2 to 3.5 centimeters in diameter shoot sections are wide to elliptical bumps. The cream-colored areoles turn gray with age and have 2 to 5 millimeters long, often conspicuous, light yellow glochids , several of which are often bristle-like and up to 1 centimeter long. The eleven to 27 light yellow spines are present on all areoles and are 2.1 to 4.4 centimeters long.
The yellow-bronze to reddish magenta-colored, sometimes mixed flowers are either purely feminine or hermaphrodite ( gynodioecia ). The top-shaped to barrel-shaped, gray-green to tan-colored or gray fruits are dry, densely thorny and burr-like. They are 1.7 to 2.4 inches long and 1.5 to 2.5 inches in diameter.
Distribution, systematics and endangerment
Cylindropuntia sanfelipensis is distributed in the Mexican state of Baja California in the desert area of San Felipe at altitudes of 350 to 1000 meters. The distribution area covers less than 20,000 km².
The first description as Opuntia sanfelipensis by Jon Paul Rebman was published in 1999. In 2002 he placed the species in the genus Cylindropuntia .
In the Red List of Threatened Species of the IUCN , the species is listed as " Least Concern (LC) ". H. listed as not endangered. The species is very rich, so the population development is considered stable.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 174 .
Individual evidence
- ↑ Haseltonia . Volume 6, 1998, pp. 17-21.
- ^ Journal of the Arizona-Nevada Academy of Science . Volume 34, number 1, 2002, p. 45.
- ↑ Cylindropuntia sanfelipensis in the IUCN Red List of Threatened Species 2014.1. Posted by: Pinkava, DJ, Baker, M. & Puente, R., 2013. Retrieved June 16, 2014.