Latin pellitory (Anacyclus pyrethrum)from Greek purethronfrompūrfire (from its warming effect)pyretic
American Heritage Dictionary of the English Language, 5th Edition
Pyrethrum Sentence Examples
Pyrethrum cinerariaefolium is exported for the manufacture of insect-powder, and sunflowers are cultivated for the oil contained in their seeds.
"Alexander's foot," botanical name Anacyclus Pyrethrum, is the pellitory of Spain.
The pyrethrum or "feverfew" (nat.
The pyrethrum grows best in soil of a loamy texture; this should be well manured and deeply trenched up before planting, and should be mulched in the spring by a surface dressing of half-decayed manure.