SINCE 1828

An Encyclopædia Britannica Company

moss rose

noun

Definition of moss rose

1 : an old-fashioned garden rose (Rosa centifolia mucosa) that has a glandular mossy calyx and flower stalk
2 : a South American portulaca (Portulaca grandiflora) grown for its showy flowers

1777

First Known Use of moss rose

1777

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