2006, Uruguay, Rocha
2008, Brazil, Rio Grande do Sul, Bagé, A&M 265 Show on map
2016, Argentina, Corrientes, Mercedes, A&M 1354 Show on map
2016, Brazil, Rio Grande do Sul, Alegrete, A&M 1360 Show on map
2016, Brazil, Rio Grande do Sul, Alegrete, A&M 1361 Show on map
Synonyms
Frailea pygmaea ssp. pygmaea, Echinocactus pygmaeus*, Frailea pygmaea var. altigibbera, Frailea pygmaea ssp. altigibbera, Frailea amerhauseri, Frailea asperispina, Frailea pygmaea ssp. asperispina, Frailea aureinitens, Frailea pygmaea ssp. aureinitens, Frailea aureispina, Frailea pygmaea ssp. aureispina, Frailea pygmaea var. lilalunula, Frailea pygmaea ssp. lilalunula, Frailea pulcherrima, Echinocactus pulcherrimus, Malacocarpus pulcherrimus
* Basionym
Distribution
Argentina (Entre Ríos), Brazil (Rio Grande do Sul), Uruguay
Conservation status
Genus
Other species
cataphracta
chiquitana
concepcionensis
fulviseta
gracillima
mammifera
phaeodisca
pumila
pygmaea
schilinzkyana