Chrysanthemum cinerariifolium |
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| Chrysanthemum coccineum; Tanacetum cinerariifolium; Tanacetum coccineum | |
| A plant species of the genus CHRYSANTHEMUM, family ASTERACEAE. The flowers contain PYRETHRINS, cinerolones, and chrysanthemines which are powerful contact insecticides. Most in the old Pyrethrum genus are reclassified to TANACETUM; some to other ASTERACEAE genera. | |