Browningia amstutziae
| Browningia amstutziae | ||||||||||||
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| Browningia amstutziae | ||||||||||||
| ( Rauh & Backeb. ) Hutchison ex Buxb. |
Browningia amstutziae is a species of the genus Browningia in the cactus family(Cactaceae). The specific epithet honors the botanist Erika Amstutz , who worked for several years in Oroya, Peru and who discovered the species.
description
Browningia amstutziae grows tree-shaped and reaches heights of up to 5 meters. A trunk 1 to 2 meters high and up to 40 centimeters in diameter is formed. The crown is loose and richly branched. The greyish to dirty green shoots have a diameter of up to 10 centimeters. There are about 11 ribs . The brown areoles on it are close together. The up to 15 brittle, brown thorns are bristly. They turn gray or black with age. The six central spines are difficult to distinguish from the radial spines. They are directed downwards and up to 4.5 inches long. The eight to ten bendable radial spines are up to 1 centimeter long.
The wide-opening flowers are cream-colored to white. They are up to 4.5 centimeters in length and have the same diameter.
Distribution, systematics and endangerment
Browningia amstutziae is widespread in the Peruvian regions of Pasco and Junín in humid cloud and cloud forests on steep rocks at low altitudes. It was first described as Gymnocereus amstutziae in 1956 by Werner Rauh and Curt Backeberg . Franz Buxbaum placed them in the genus Browningia in 1965 .
In the Red List of Threatened Species of the IUCN , the species is called " Data Deficient (DD) ", i. H. with insufficient data.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 95 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 9.
- ↑ Descriptiones Cactearum Novarum . Number 14, 1956.
- ↑ The cacti . Delivery 31/32, C IV / I, 1965.
- ↑ Browningia amstutziae in the IUCN Red List of Threatened Species 2013.2. Posted by: Ostalaza, C., Cáceres, F. & Roque, J., 2011. Retrieved December 31, 2013.