{{Short description|Species of cactus}} {{Speciesbox | image =Matucana tuberculata 2.jpg | image_caption = | status = EN | status_system = IUCN3.1 | status_ref =<ref name="IUCN Red List of Threatened Species 2011 p. ">{{cite journal | title=The IUCN Red List of Threatened Species | journal=IUCN Red List of Threatened Species | date=2011-05-07 | url=https://apiv3.iucnredlist.org/api/v3/taxonredirect/152812 | access-date=2023-08-26 | page=}}</ref> | taxon = Matucana tuberculata | authority = (Donald) Bregman, Meerst., Melis & A.B.Pullen 1978 | synonyms = *''Borzicactus tuberculatus'' {{Au|Donald 1979}} *''Matucana tuberculosa'' {{Au|F.Ritter 1981}} }} '''''Matucana tuberculata''''' is a species of ''[[Matucana]]'' found in [[Peru]].<ref name="Plants of the World Online u443">{{cite web | title=Matucana tuberculata (Donald) Bregman, Meerst., Melis & A.B.Pullen | website=Plants of the World Online | url=http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:280586-2 | access-date=2023-08-26}}</ref> ==Description== ''Matucana tuberculata'' grows with globular to ovate, bright green shoots that usually branch out from the base or above and reaches heights of growth of up to {{cvt|10|cm}} with a diameter of {{cvt|4 to 7|cm}}. There are 14 to 18 broad straight or slightly twisted ribs articulated in conical protuberances. The straight spines are white to yellow. The one to four central spines have a darker tip and are 1 to 2 inches long. The eight to twelve radial spines reach a length of {{cvt|0.5 to 1|cm}}.
The straight to curved, orange-red flowers are 5 to 5.5 inches long and have a diameter of 3.5 to 4 inches. Their bracts are edged with purple. The spherical, reddish-brown or green fruits reach a diameter of up to {{cvt|6|mm}}.<ref name="Anderson Eggli 2005 p. 421">{{cite book | last=Anderson | first=Edward F. | last2=Eggli | first2=Urs | title=Das grosse Kakteen-Lexikon | date=2005 | isbn=3-8001-4573-1 | language=de | page=421}}</ref> ==Distribution== ''Matucana tuberculata'' is distributed in the Peruvian region of [[Department of La Libertad|La Libertad]] in the [[Marañón River|Marañón River basin]] at altitudes of 1800 to 2400 meters. ==Taxonomy== The first description as ''Borzicactus tuberculatus'' was in 1979 by John Donald Donald.<ref name="Internet Archive 2023 x158">{{cite web | title=Cactus and Succulent Journal March-April 1979: Vol 51 Iss 2 : Free Download, Borrow, and Streaming : Internet Archive | website=Internet Archive | date=2023-03-25 | url=https://archive.org/details/sim_cactus-and-succulent-journal_march-april-1979_51_2 | access-date=2023-08-26}}</ref> Rob Bregman and his co-authors placed the species in the genus ''Matucana'' in 1987
== References == {{Reflist}} ==External links== *{{Commons category-inline|Matucana tuberculata|''Matucana tuberculata''}} *{{Wikispecies-inline|Matucana tuberculata|''Matucana tuberculata''}}
{{Taxonbar|from=Q1910765}} [[Category:Flora of Peru]] [[Category:Cacti of South America]] [[Category:Endemic flora of Peru]] [[Category:Matucana|tuberculata]]