Mammillaria retusa Pfeiff.

IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:151560-2
Family as entered in IPNI
Cactaceae

Links

Nomenclatural link
Coryphantha retusa Britton & Rose, Cactaceae (Britton & Rose) 4: 38, fig. 36 (1923).
Nomenclatural link
Cactus retusus Kuntze, Revis. Gen. Pl. 1: 261 (1891).