Mammillaria fittkaui

Mammillaria fittkaui
Systematics
Order : Clove-like (Caryophyllales) Family : Cactus family (Cactaceae) Subfamily : Cactoideae Tribe : Cacteae Genre : Mammillaria Type : Mammillaria fittkaui
Scientific name
Mammillaria fittkaui
Glass & RAFoster

Mammillaria fittkaui is a species of the genus Mammillaria in the cactus family(Cactaceae). The specific epithet honors the German Catholic pastor Hans Werner Fittkau (1913–2002), who stayed in Mexico from 1960 to 1993 and collected many succulent plants there.

description

Mammillaria fittkaui grows in groups with cylindrical, bright green to dark green or gray-green shoots and reaches heights of up to 10 centimeters with diameters of 4 to 5 centimeters. The tapered cylindrical warts are rounded at their tips. They do not contain milk juice . The axillae are partly covered with bristles up to 8 millimeters long. There are three to four dark brown central spines up to 9 millimeters long . The lowest of them is protruding and strongly hooked, the others resemble the radial spines. The six to eight smooth, straight, finely needle-like radial spines are white and occasionally have a darker tip. They are 5 to 6 millimeters long.

The whitish, light pink tinted to light pink flowers are up to 1.5 centimeters long and 2 centimeters in diameter. The white to pink fruits have a pink base and are up to 7 millimeters long. They contain brownish black seeds .

Distribution, systematics and endangerment

Mammillaria fittkaui is common in the Mexican states of Jalisco and Guanajuato .

The first description was in 1971 by Charles Edward Glass and Robert Alan Foster . Synonyms are the following described species and varieties: Mammillaria multihamata var. Fittkaui (Glass & RAFoster) E. Kuhn (1975, nom. Inval. ICBN -Article 43.1) and Escobariopsis fittkaui (Glass & RAFoster) Doweld (2000).

Mammillaria fittkaui ssp. fittkaui was named " Endangered (EN) " in the IUCN Red List of Threatened Species in 2002 . H. endangered, classified.

proof

literature

• Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 381 .

Individual evidence

1. ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, ISBN 3-540-00489-0 , p. 84.
2. ^ Cactus and Succulent Journal . Volume 43, Number 3, Los Angeles 1971, pp. 115-117.
3. ^ Mammillaria fittkaui in the IUCN Red List of Threatened Species 2013.2. Retrieved May 3, 2014.

Web links

• Plant photos and distribution at Mammillarias.net