Jump to content

英文维基 | 中文维基 | 日文维基 | 草榴社区

Mammillaria morganiana

From Wikipedia, the free encyclopedia

Mammillaria morganiana
Mammiliaria morganiana at the botanical garden of Villa Durazzo-Pallavicini, Genova Pegli
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Mammillaria
Species:
M. morganiana
Binomial name
Mammillaria morganiana

Mammillaria morganiana, common name owl's eyes or owl-eye pincushion, is a cactus in the genus Mammillaria of the family Cactaceae. The epithet morganiana honors the U.S. optometrist Meredith Walter Morgan (1887-1957) of Richmond.

Description

[edit]

Mammillaria morganiana is a spherical or slightly cylindrical cactus, reaching a diameter of about 8 inches. This plant is pale blue-green, densely covered by woolly whitish tubercles. The 4-5 central spines are straight, about 1 foot long, while the 40 to 50 radial spines are very thin or hairlike and reach about 1.2 inches. The funnel-shaped flowers are creamy white to pink, with central red venation, about 1.5 inches long and wide. The red-brown fruits contain the seeds.

Distribution

[edit]

This species is native to the Mexican state of Guanajuato.

Habitat

[edit]

It can be found in semi-desert warm area at an elevation of 1,400–1,700 metres (4,600–5,600 ft) above sea level.

References

[edit]
  • Ulises Guzmán; Salvador Arias; Patricia Dávila (2003), Catálogo de cactáceas mexicanas, Mexiko-Stadt: Universidad Nacional Autónoma de México, p. 147, ISBN 970-9000-20-9
  • Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names. Springer, Berlin/Heidelberg 2010, ISBN 978-3-642-05597-3, S. 158.
  • Mammillarias.net