|Scientific Name:||Mammillaria weingartiana|
|Taxonomic Notes:||Accepted as a valid species by Anderson (2001), Hunt (1999) and Pilbeam (1999). Synonymous with M. unihamata Boed.|
|Red List Category & Criteria:||Least Concern ver 3.1|
|Assessor(s):||Fitz Maurice, W.A. & Fitz Maurice, B|
|Reviewer(s):||Superina, M. & Goettsch, B.K.|
Mammillaria weingartiana is considered to be Least Concern as it is somewhat common where it occurs and due to the lack of any major threats. In addition, there is no reason to believe the rates of decline are sufficient to meet thresholds for a threatened category at this time.
|Range Description:||This species is reported from the state of Nuevo León, Mexico, where it grows near Ascención and Juanito at altitudes of 2,000 to 2,300 m asl (Pilbeam 1999).|
Native:Mexico (Nuevo León)
|Range Map:||Click here to open the map viewer and explore range.|
|Population:||This species is somewhat common within its limited distribution.|
|Habitat and Ecology:||This species is known from flat, grassy areas with numerous ant nests (Pilbeam 1999).|
|Use and Trade:||This species is collected for use in trade as an ornamental. It is in commercial cultivation for the international trade.|
|Major Threat(s):||This species faces a significant threat from illegal collection for the international trade.|
The species is legally protected in Mexico by the national list of species at risk of extinction, NOM-059-SEMARNAT-2010, where it is listed under the category "threatened" (A; SEMARNAT 2010).
|Citation:||Fitz Maurice, W.A. & Fitz Maurice, B 2013. Mammillaria weingartiana. The IUCN Red List of Threatened Species. Version 2015.2. <www.iucnredlist.org>. Downloaded on 03 September 2015.|
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