Word Study
rockrose
CIDE DICTIONARY
rockrose, n.
A name given to any species of the genus Helianthemum , low shrubs or herbs with yellow flowers, especially the European Helianthemum vulgare and the American frostweed, Helianthemum Canadense . [1913 Webster]
Cretan rockrose, a related shrub (Cistus Creticus ), one of the plants yielding the fragrant gum called ladanum .
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