''Echinomastus'' (meaning "spiny breast") is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of
cacti. They are native to the southwestern United States and Mexico.
Species
There are up to 7 species, including:
References
*http://southwestdesertflora.com/
*https://www.americansouthwest.net/plants/index.html
Cactoideae
Cactoideae genera
{{Cactus-stub