Espostoa frutescens
| Espostoa frutescens | ||||||||||||
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| Scientific name | ||||||||||||
| Espostoa frutescens | ||||||||||||
| Madsen |
Espostoa frutescens is a species of plant in the genus Espostoa from the cactus family(Cactaceae). The specific epithet frutescens means 'growing like a bush'.
description
Espostoa frutescens grows shrubby with shoots branching out from the base and reaches heights of up to 2 meters. A tribe is not trained. The upright shoots reach a length of 0.5 to 2 meters with a diameter of 6 to 10 centimeters. There are 22 to 28 low, rounded ribs on which there are elliptical, light brown woolly and closely spaced areoles . The up to 40 and more thorns are light yellow, needle-like, twisting, spread out and have a length of 4 to 8 millimeters. Occasionally a single 1 to 2.5 centimeter long central spine is formed. The 20 to 50 centimeter long cephalium includes five to seven ribs and consists of light brown wool up to 3 centimeters long.
The funnel-shaped, white flowers are 4 to 4.5 centimeters long and 3.5 to 4 centimeters in diameter. The top-shaped, green fruits have a length of 1.6 to 2 centimeters and a diameter of 1.5 to 2.5 centimeters.
Distribution, systematics and endangerment
Espostoa frutescens is common in Ecuador in the provinces of Loja , El Oro and Azuay at altitudes of 500 to 2000 meters.
It was first described in 1989 by Jens E. Madsen .
In the Red List of Threatened Species of IUCN is the species as " Near Threatened (NT)", d. H. listed as low risk.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 280 .
Individual evidence
- ^ Gunnar Wilhelm Harling, Bengt Lennart Andersson (ed.): Flora of Ecuador . Volume 35, Goteborg / Stockholm 1989, p. 36.
- ↑ Espostoa frutescens in the IUCN Red List of Threatened Species 2013.2. Posted by: Loaiza, C., 2011. Retrieved March 6, 2014.