''Echinomastus'' (meaning "spiny breast") is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
cacti
A cactus (, or less commonly, cactus) is a member of the plant family Cactaceae, a family comprising about 127 genera with some 1750 known species of the order Caryophyllales. The word ''cactus'' derives, through Latin, from the Ancient Greek ...
. 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