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). It is native to western North America from Oregon to Baja California, where it grows in a number of habitat types, including forest and woodland.
Calyptridium monospermum
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