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• n  made of dried flower heads of pyrethrum plants
• n  white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum
• n  spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum
• n  used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum

• They should contain both DDT and pyrethrum (or some similar toxicant).
• Pan American Airways conscientiously sprays its Pacific Clippers with a pyrethrum extract at each stop.
• The biggest human setback has been loss of pyrethrum, far away the deadliest prewar insecticide, of which almost the entire supply came from Japan.

• Dalmatian pyrethrum
• Dalmatia pyrethrum
• Tanacetum cinerariifolium
• Chrysanthemum cinerariifolium
• painted daisy
• Tanacetum coccineum
• Chrysanthemum coccineum
• Pyrethrum
• genus Pyrethrum

News & Articles

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• The Power of a Flower: SC Johnson and Partners Help Rwanda Pyrethrum Farmers Boost Incomes, Build Sustainable Supply
  RACINE, Wis., Aug. 19, 2013 /PRNewswire/ -- Today, SC Johnson, the U.S. Agency for International Development (USAID) and The Borlaug Institute for International Agriculture announced the Rwanda Pyrethrum ...
  Aug. 19, 2013 - PR Newswire via Yahoo! Finance

Quotes

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• William Ruto in Daily Nation
  Competition from cash crops that have immediate results in terms of financial income has accelerated decline in the expansion of pyrethrum growing,Mr Ruto said.
• Charity Ngilu in AllAfrica.com
  My ministry is weighing all options including our own pyrethrum for integrated vector management in malaria control,added Ngilu at Mulala in Makueni during the launch of the new malaria treatment policy.