Saponaria 肥皂草属
(重定向自Soapwort)
Saponaria is a genus of flowering plants in the pink family, Caryophyllaceae. They are native to Europe and Asia, and are commonly known as soapworts.
They are herbaceous perennials and annuals, some with woody bases. The flowers are abundant, five-petalled and usually in shades of pink or white.