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| pyrethrum | |||
| feverfew (Chrysanthemum parthenium Bernh., Matricaria parthenium L., Tanacetum parthenium) | |||
| pyrethrum (Anacyclus pyrethrum, Chrysanthemum cinerariaefolium) | |||
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| pyrethrins | |||
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pyrethres : 21 phrases in 8 subjects |
| Agriculture | 2 |
| Botany | 5 |
| Commerce | 1 |
| Economics | 1 |
| General | 3 |
| Horticulture | 5 |
| Natural resourses and wildlife conservation | 2 |
| Natural sciences | 2 |