Browningia
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Britton & Rose |
Browningia is a genus of plants from the cactus family(Cactaceae). The botanical name of the genus honors Webster E. Browning (1869-1942), a former director of the Instituto Ingles in Santiago de Chile .
description
The bushy or tree-like, usually columnar species of the genus Browningia are branched, often have a well-developed trunk and can reach heights of up to 10 meters. The cylindrical shoots have a diameter of up to 50 centimeters. Large areoles sit on the numerous, low ribs . The areoles in the growth area are heavily thorny , while the areoles in the reproductive area usually have few or no thorns.
The tubular to bell-shaped flowers are white to purple and open at night. The areoles of the flower cup and the flower tube are (almost) bare. The flower tube is slightly curved.
The usually small fruits are very different, as are the seeds .
Systematics and distribution
The species of the genus Browningia are common in Bolivia , Northern Chile and Peru . It was not until 2006 that a species from Colombia became known with the description of Browningia hernandezii .
The first description of the genus was made in 1920 by Nathaniel Lord Britton and Joseph Nelson Rose . The type species of the genus is Cereus candelaris . The genus includes the following species:
- Browningia albiceps F. Knight
- Browningia altissima (F.Ritter) Buxb.
- Browningia amstutziae (Rauh & Backeb.) Hutchison ex Buxb.
- Browningia caineana (Cárdenas) DRHunt
- Browningia candelaris (Meyen) Britton & Rose
- Browningia chlorocarpa (Kunth) WTMarshall
- Browningia columnaris F. Knight
- Browningia hernandezii Fern. Alonso
- Browningia hertlingiana (Backeb.) Buxb.
- Browningia microsperma (Werderm. & Backeb.) WTMarshall
- Browningia pilleifera ( F. Knight ) Hutchison
- Browningia utcubambensis Hutchison ex Wittner
- Browningia viridis (Rauh & Backeb.) Buxb.
Synonyms of the genus are Gymnanthocereus Backeb. , Azureocereus Akers & H.Johnson , Castellanosia Cárdenas and Gymnocereus Backeb.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 94-97 .
- NL Britton , JN Rose : The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family . tape II . The Carnegie Institution of Washington, Washington 1920, p. 63-64 .
Individual evidence
- ↑ a b José Luis Fernández-Alonso: Nueva especie colombiana de Browningia (Cactaceae, Cactoideae, Browningieae) potencialmente promisoria para el país . In: Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales . Volume 30, number 114, 2006, pp. 19-30 (PDF; 366 kB) .
- ^ Edward F. Anderson : The great cactus lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 95-97 .
- ↑ Holger Wittner: A new Browningia from the valley of the Rio Utcubamba in northern Peru . In cacti and other succulents . Volume 63, number 10, pp. 267-274.