Mammillaria mathildae
Mammillaria mathildae
Mammillaria mathildae is a species of the genus Mammillaria in the cactus family ( Cactaceae ). The specific epithet honors Mathilde Wagner from Cadereyta de Montes in the Mexican state of Querétaro who discovered the species.
Description
Mammillaria mathildae growing group forming with spherical or flattened spherical shoots 5-6 cm plant height and diameter of 5 centimeters. The warts are cylindrical or elongated rhombic. They contain no latex. Some axillae are bristly. The 4-5 lightweight fluff hairy central spines are reddish brown and 6 to 10 millimeters long. One of them is hooked. The 9 to 11 hair-like spines are white, slightly pubescent and 5 to 14 millimeters long.
The flowers are slightly pink white and up to 2 inches long. The scarlet fruits are 6-7 mm long and contain brownish black seeds.
Distribution, systematics and hazard
Mammillaria mathildae is common in the Mexican state of Querétaro at altitudes of 1800 meters. The first description was in 1973 by Felix Krahenbuhl and Hans Krainz. Synonyms are Mammillaria fittkaui subsp. mathildae ( Krahenbuhl & Krainz ) Lüthy (1995) and Escobariopsis fittkaui subsp. mathildae ( Krahenbuhl & Krainz ) Doweld ( 2000).
Mammillaria mathildae was in the Red List of Threatened Species IUCN in 2002 as " Vulnerable (VU) ," ie, compromised classified. In 2013, the species is considered " Endangered ( EN ) ', ie performed at high risk.