Matucana paucicostata

Matucana paucicostata is a cactus in the genus Matucana of the family Cactaceae.[1]

Matucana paucicostata
Matucana paucicostata 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: Matucana
Species:
M. paucicostata
Binomial name
Matucana paucicostata
Synonyms
  • Submatucana paucicostata (F.Ritter) Backeb. (1963)
  • Borzicactus paucicostatus (F.Ritter) Donald (1971)'

Description

Matucana paucicostata is a clustering pant, dark gray-green, spherical when young, short cylindrical with age and has a diameter of 4–7 centimetres (1.6–2.8 in) and a height of 7–15 centimetres (2.8–5.9 in). It has seven to eleven broad, straight ribs. The curved, somewhat flexible, reddish-brown spines turn gray with age. The single central spine - which can also be missing - is up to 3 centimeters, while the four to eight radial spines are 0.5 to 3 centimeters long.

The long-necked, purplish pink flowers are up to 6 inches long and have a diameter of 3 inches. The green fruit reach a diameter of 11 mm.[2]

  • Flower of Matucana paucicortata
    Flower of Matucana paucicortata
  • Flower
    Flower
  • Blooming plant
    Blooming plant

Distribution

This species is native to the Peruvian region of Ancash, in the valleys of the Río Puchca, Mosna River, Río Huari and Río Marañón. It is widespread at an altitude of 1,800–2,800 metres (5,900–9,200 ft) above sea level.

Taxonomy

The first description was in 1963 by Friedrich Ritter.[3] The epithet paucicostata derives from the Latin paucicostatus, meaning having few ribs. Nomenclature synonyms are Submatucana paucicostata (F.Ritter) Backeb. (1963) and Borzicactus paucicostatus (F.Ritter) Donald (1971).

References
  1. "Matucana paucicostata F.Ritter". Plants of the World Online. 2020-11-18. Retrieved 2023-08-26.
  2. Anderson, Edward F.; Eggli, Urs (2005). Das grosse Kakteen-Lexikon (in German). p. 420. ISBN 3-8001-4573-1.
  3. Ritter, F. (1963). "Diagnosen von neuen Kakteen (Continued)". Taxon. International Association for Plant Taxonomy (IAPT). 12 (3): 123–125. ISSN 0040-0262. JSTOR 1217203. Retrieved 2023-08-26.
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