Frailea gracillima

Frailea gracillima
	Frailea gracillima
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Notocacteae
Genre :	Frailea
Type :	Frailea gracillima
Scientific name
	Frailea gracillima
	( Monv. Ex Lem. ) Britton & Rose

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

description

Frailea gracillima grows individually with very slender, cylindrical, gray-green bodies. With a diameter of 2.5 centimeters, the bodies reach heights of up to 10 centimeters. The approximately 13 ribs are rounded, only indistinctly formed and divided into humps. The 2 to 6 protruding central spines are darker than the radial spines and up to 5 millimeters long. The up to 20 light radial spines are thin and lie on the surface of the body. They are up to 2 millimeters long.

The yellow flowers are up to 3 centimeters long and can reach a diameter of up to 5 centimeters. The fruits are greenish and have a diameter of up to 6 millimeters.

Distribution, systematics and endangerment

Frailea gracillima is common in the south of Brazil , Paraguay and Uruguay . The first description as Echinocactus gracillimus was published in 1839 by Hippolyte Boissel de Monville . Nathaniel Lord Britton and Joseph Nelson Rose placed them in the genus Frailea in 1922 .

The following subspecies are distinguished:

Frailea gracillima subsp. gracillima
Frailea gracillima subsp. albifusca (Buining & Brederoo) PJ Braun & Esteves
Frailea gracillima subsp. horstii (Buining & Brederoo) PJ Braun & Esteves

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. 301 .

Individual evidence

↑ In: Charles Lemaire: Cactearum genera nova speciesque novae . 1839, p. 24.
↑ The Cactaceae . Volume 3, 1922, p. 209.
↑ Frailea gracillima in the IUCN Red List of Threatened Species 2013.2. Posted by: Larocca, J., Machado, M. & Duarte, W., 2010. Retrieved January 19, 2014.

Web links

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

Entry on www.frailea.com

[1] In: Charles Lemaire: Cactearum genera nova speciesque novae . 1839, p. 24.

[2] The Cactaceae . Volume 3, 1922, p. 209.

[3] Frailea gracillima in the IUCN Red List of Threatened Species 2013.2. Posted by: Larocca, J., Machado, M. & Duarte, W., 2010. Retrieved January 19, 2014.