Frailea cataphracta

Frailea cataphracta
	Frailea cataphracta
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Notocacteae
Genre :	Frailea
Type :	Frailea cataphracta
Scientific name
	Frailea cataphracta
	( Dams ) Britton & Rose

Frailea cataphracta is a species of plant in the genus Frailea from the cactus family(Cactaceae).

description

Frailea cataphracta grows singly or as sprouts with depressed spherical, cloudy green to bronze colored bodies that have a conspicuously sunken apex. The bodies reach diameters of up to 4 centimeters. The 8 to 21 ribs are low and divided into flat humps. The sparsely woolly areoles on it are 3 millimeters apart. Below the areoles there are crescent-shaped and more or less purple spots. The 5 to 9 golden yellow, graying thorns are directed downwards, lie on the surface of the body and are up to 2 millimeters long.

The pale yellow flowers are up to 3.8 centimeters long and reach the same diameter. The spherical fruits have a diameter of 4 millimeters.

Distribution, systematics and endangerment

Frailea cataphracta is common in southern Brazil , Bolivia and Paraguay . The first description as Echinocactus cataphractus was published in 1904 by Erich Dams . Nathaniel Lord Britton and Joseph Nelson Rose placed them in the genus Frailea in 1922 .

The following subspecies are distinguished:

Frailea cataphracta subsp. cataphracta
Frailea cataphracta subsp. duchii (G. Moser) PJ Braun & Esteves
Frailea cataphracta subsp. melitae (Buining & Brederoo) PJ Braun & Esteves
Frailea cataphracta subsp. tuyensis (Buining & G. Moser) PJ Braun & Esteves

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. 300 .

Individual evidence

↑ Monthly for cactus science . Volume 14, 1904, p. 172.
↑ The Cactaceae . Volume 3, 1922, p. 210.
↑ Braun, PJ (2017): The cacti native to Mato Grosso do Sul. - cact. and. Sukk. 68 (3): 65-70.
↑ Braun, PJ (2017): An annotated list of species of the Cactaceae from Mato Grosso do Sul: Kugelkakteen. - cact. and. Sukk. 68 (6): 149-156.
↑ Braun, PJ (2018): The cacti native to Mato Grosso do Sul (Brazil) - a supplement. - cact. and. Sukk. 69 (12): 364-366.
↑ Frailea cataphracta in the IUCN Red List of Threatened Species 2013.2. Posted by: Larocca, J., Machado, M., Pin, A., Oakley, L. & Kiesling, R., 2010. Retrieved January 19, 2014.

Web links

Commons : Frailea cataphracta - collection of images, videos and audio files

Entry on www.frailea.com

[1] Monthly for cactus science . Volume 14, 1904, p. 172.

[2] The Cactaceae . Volume 3, 1922, p. 210.

[3] Braun, PJ (2017): The cacti native to Mato Grosso do Sul. - cact. and. Sukk. 68 (3): 65-70.

[4] Braun, PJ (2017): An annotated list of species of the Cactaceae from Mato Grosso do Sul: Kugelkakteen. - cact. and. Sukk. 68 (6): 149-156.

[5] Braun, PJ (2018): The cacti native to Mato Grosso do Sul (Brazil) - a supplement. - cact. and. Sukk. 69 (12): 364-366.

[6] Frailea cataphracta in the IUCN Red List of Threatened Species 2013.2. Posted by: Larocca, J., Machado, M., Pin, A., Oakley, L. & Kiesling, R., 2010. Retrieved January 19, 2014.