Parodia permutata
| Parodia permutata | ||||||||||||
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| Parodia permutata | ||||||||||||
| ( F.Ritter ) Hofacker |
Parodia permutata is a species of plant in the genus Parodia in the cactus family(Cactaceae). The specific epithet permutata is derived from the Latin words per- for 'very' and mutaus for 'changed'.
description
Parodia permutata usually grows individually. The green, spherical shoots reach a diameter of up to 5 centimeters. The apex of the shoot is sunk. The approximately 19 straight ribs are divided into round cusps. The circular white areoles on them are located in furrow-like depressions. The needle-like thorns are light brown to yellowish in color. The single straight to twisted central spine has a length of 0.5 to 35 centimeters. The ten to twelve straight radial spines are 0.4 to 1.8 inches long.
The sulfur-yellow, non-scented flowers reach lengths of 4.5 to 5.5 centimeters. Your pericarpel and the flower tube are densely covered with white wool and brown bristles. The scars are dark red-brown. The fruits are up to 2 centimeters long and 1.2 centimeters in diameter. The fruits contain bag-shaped black seeds up to 1 millimeter in length.
Distribution, systematics and endangerment
Parodia permutata is common in the Brazilian state of Rio Grande do Sul near São Gabriel .
The first description as Notocactus permutatus by Friedrich Ritter was published in 1979. Andreas Hofacker placed the species in the genus Parodia in 1998 . Another nomenclature synonym is Ritterocactus permutatus (F.Ritter) Doweld (1999).
In the Red List of Threatened Species of IUCN is the species as " Vulnerable (VU) ", d. H. listed as endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 509-510 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 182.
- ↑ Friedrich Ritter: Cacti in South America. Results of my 20 years of field research . Volume 1: Brazil / Uruguay / Paraguay. Friedrich Ritter Selbstverlag, Spangenberg 1979, pp. 188–189.
- ^ Andreas Hofacker: Further nomenclatural ajustments in Frailea and Parodia . In: Cactaceae Consensus Initiatives . Number 6, 1998, p. 12.
- ↑ Parodia permutata in the IUCN Red List of Threatened Species 2013.2. Posted by: Larocca, J. & Machado, M., 2010. Retrieved January 19, 2014.