Micranthocereus purpureus
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Micranthocereus purpureus |
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| ( Gürke ) F. Knight |
Micranthocereus purpureus is a species of the genus Micranthocereus in the cactus family(Cactaceae). The specific epithet refers to the red flowers.
description
_F.Ritter_with_fruits.jpg)
Micranthocereus purpureus usually does not grow branching with columnar shoots and reaches heights of up to 3 meters and more. The shoots have a diameter of up to 12 centimeters. There are 12 to 25 low and wide ribs . The large, closely spaced areoles are covered with white wool. The 4 to 10 brown central spines are up to 5 inches long. The 15 to 20 needle-like, white radial spines are up to 10 millimeters long. The cephalium, which is 1 meter long and 12 centimeters wide , consists of greyish white wool and reddish brown to black bristles that are up to 2 centimeters long.
The flowers are pink to white and 4 to 5 inches long. The spherical to top-shaped, red fruits are up to 2.5 centimeters long.
Distribution, systematics and endangerment
Micranthocereus purpureus is common in the Brazilian state of Bahia . The first description as Cephalocereus purpureus was published in 1908 by Robert Louis August Maximilian Gürke . Friedrich Ritter placed them in the genus Micranthocereus in 1968 .
The species belongs to the subgenus Micranthocereus subgen. Austrocephalocereus (Backeberg) PJBraun & Esteves 1991.
In the Red List of Threatened Species of the IUCN , the species is listed as " Least Concern (LC) ". H. listed as not endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 433-434 .
Individual evidence
- ↑ Monthly for cactus science . Volume 18, Berlin 1908, p. 86.
- ↑ Cacti and other succulents . Volume 19, 1968, p. 157.
- ↑ Micranthocereus purpureus in the IUCN Red List of Threatened Species 2013.2. Posted by: Machado, M., Braun, P., Taylor, NP & Zappi, D., 2010. Retrieved January 3, 2014.
