Pelecyphora emskoetteriana
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Pelecyphora
Species:
P. emskoetteriana
Binomial name
Pelecyphora emskoetteriana
(Quehl) D.Aquino & Dan.Sánchez
Synonyms
  • Coryphantha emskoetteriana (Quehl) A.Berger 1929
  • Escobaria emskoetteriana (Quehl) Borg 1937
  • Mammillaria emskoetteriana Quehl 1910
  • Neobesseya emskoetteriana (Quehl) Lodé 2013
  • Coryphantha bella (Britton & Rose) Fosberg 1931
  • Coryphantha muehlbaueriana Boed. 1929
  • Coryphantha piercei Fosberg 1931
  • Coryphantha roberti A.Berger 1929
  • Escobaria bella Britton & Rose 1923
  • Escobaria muehlbaueriana (Boed.) F.M.Knuth 1936
  • Escobaria runyonii Britton & Rose 1923
  • Mammillaria escobaria Cory 1936
  • Neobesseya muehlbaueriana (Boed.) Boed. 1933

Pelecyphora emskoetteriana is a species of flowering plant in the family Cactaceae, native to the Mexico and southern United States.

Description

Pelecyphora emskoetteriana usually grows sprouting and forms groups up to 10 centimeters high. The spherical to short cylindrical shoots reach heights of 5 to 12 centimeters and diameters of 2 to 2.5 centimeters. Their 6 to 10 millimeter long warts at the base of the shoots are often not persistent. The five to eight straight, yellow central spines have a darker tip and often resemble the marginal spines. They are up to 1.2 centimeters long. The 20 to 30 white, straight and irregularly spread marginal spines are up to 1 centimeter long.

The flowers are dirty white to lavender to light purple. They are 2 to 2.5 centimeters long and reach the same diameter. The red, spherical to ellipsoidal fruits have a diameter of 6 to 9 millimeters.[2]

Distribution

Pelecyphora emskoetteriana is distributed in the western United States in the state of Texas in the plains of the Rio Grande and the Mexican states of Coahuila, Nuevo León and Tamaulipas.

Taxonomy

The first description as Mammillaria emskoetteriana by Leopold Quehl was published in 1910. The specific epithet emskoetteriana honors the German gardener Robert Emskotter in Magdeburg. John Borg placed the species in the genus Escobaria in 1937.[3] David Aquino & Daniel Sánchez moved the species to Pelecyphora based on phylogenetic studies in 2022.[4] Further nomenclature synonyms are Turbinicarpus pseudomacrochele (Backeb.) Buxb. & Backeb., Coryphantha emskoetteriana (Quehl) A.Berger (1929), Escobaria emskoetteriana (Quehl) Borg (1937) and Neobesseya emskoetteriana (Quehl) Lodé (2013)

References

  1. Univ., Martin Terry (Sul Rose State; College, Kenneth Heil (San Juan; Mexico, New; Ambiental), Rafael Corral-Díaz (Consultor (2009-11-17). "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. Retrieved 2023-12-14.
  2. Anderson, Edward F.; Eggli, Urs (2005). Das grosse Kakteen-Lexikon (in German). Stuttgart (Hohenheim): Ulmer. p. 274. ISBN 3-8001-4573-1.
  3. "Monatsschrift für Kakteenkunde". J. Neumann. 1910. Retrieved 2023-12-14.
  4. Sánchez, Daniel; Vázquez-Benítez, Balbina; Vázquez-Sánchez, Monserrat; Aquino, David; Arias, Salvador (2022-01-21). "Phylogenetic relationships in Coryphantha and implications on Pelecyphora and Escobaria (Cacteae, Cactoideae, Cactaceae)". PhytoKeys. Pensoft Publishers (188): 115–165. doi:10.3897/phytokeys.188.75739. ISSN 1314-2003. PMC 8799629.
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