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Related to Tanacetum ptarmiciflorum: Chrysanthemum ptarmiciflorum
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|Noun||1.||Tanacetum ptarmiciflorum - shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum|
composite plant, composite - considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers