Mammillaria guelzowiana

Mammillaria guelzowiana
Conservation status
Least Concern (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Genus:	Mammillaria
Species:	M. guelzowiana
Binomial name
Mammillaria guelzowiana Werderm.
Synonyms
Krainzia guelzowiana Phellosperma guelzowiana

Mammillaria guelzowiana is a species of plant in the family Cactaceae. The species epithet guelzowiana honors the German cactus collector Robert Gülzow of Berlín.

Description[]

Mammillaria guelzowiana is a perennial plant that grows fleshy, globose, at first solitary and then forming groups. The stems have a spherical, apically depressed, about 7 inches tall and 4-10 inches in diameter. Tubercules are conical and cylindrical. They do not contain latex. The plant has 1-6 thin central spines, needle shaped, yellowish red, 8 to 25 millimeters long. The 60-80 radial spines are long and twisted, about 15 mm long. The bell-shaped flowers are purple, more or less bright, up to 4 inches long and can reach 7 inches in diameter. The fruits are almost spherical, bright red or yellowish white, about 8 mm in length.

Distribution[]

This species is endemic to Mexico.

Habitat[]

Its natural habitat are hot deserts and grassy mountain tops, at an elevation of 1,300–1,700 metres (4,300–5,600 ft) above sea level.

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  Mammillaria guelzowiana at the Orto Botanico dell'Università di Genova

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  Mammillaria guelzowiana at the Prague Botanic Garden

References[]

Wikimedia Commons has media related to Mammillaria guelzowiana.

• Tropicos
• The plant list
• Cacti Guide
• Mammillaria.net
• Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names. Birkhäuser 2004