. "Calyptridium monospermum (formerly Cistanthe monosperma) is a perennial plant in the MIner's Lettuce Family (Montiaceae), known by the common name one-seeded pussypaws. It was formerly classified in the Purslane Family (Portulacaceae)."@en . "Calyptridium monospermum" . "Cistanthe monosperma"@en . . . . . . . . . .