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pyrethrum
‖ pyrethrum (paɪˈrɛθrəm, -ˈiːθrəm) Also 6–7 (from Fr.) pyrethre. [L. pyrethrum, -on (Pliny) = sense 1, a. Gr. πύρεθρον feverfew: cf. πυρετός fever. In F. pyrèthre, in OF. piretre (13th c. in Hatz.-Darm.). Cf. pelleter, pellitory.] 1. Originally, The name of the plant Anacyclus Pyrethrum, N.O. Compos...
Oxford English Dictionary
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Pyrethrum
Pyrethrum continues to be used as a common name for plants formerly included in the genus Pyrethrum. Common names
Common names for Chrysanthemum cinerariifolium include:
Pyrethrum
Pyrethrum daisy
Dalmatian pyrethrum
Dalmatian chrysanthemum
Dalmatian
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Dalmatian pyrethrum 同义词 - 英汉类属词典 - MandarinChinese-English Dictionary ...
(Sorted by part of speech, numbered word sense. May need to scroll content.)
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Pyrethrin
Since the 2000s, Kenya has produced about 70% of the world's supply of pyrethrum. Pyrethrum toxicity
Exposure to pyrethrum, the crude form of pyrethrin, causes harmful health effects for mammals.
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pyrethrine
pyrethrine Chem. (paɪˈrɛθraɪn) Also 9 -in. [ad. F. pyrétrine (Parisel, 1833): see pyrethrum and -ine5.] The substance to which the sialagogic action of pyrethrum root is due; it appears, when pure, to be a white crystalline alkaloid. Hence pyˈrethric a., in pyrethric acid, a substance obtained by th...
Oxford English Dictionary
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Dalmatian pyrethrum 什么意思? Mandarin Chinese-English Dictionary ...
Free online talking dictionary with handwriting recognition, fuzzy pinyin matches, word decomposition, stroke order, character etymology, etc.
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除蟲菊精會引發中毒嗎?一次解析除蟲菊精油、噴霧
想追求天然的除蟲方式,那就一定會查到除蟲菊的相關知識,除蟲菊以字面上看起來就很厲害,既是天然植物又可以除蟲,想要除蟲買標榜使用除蟲菊精的產品準沒錯吧?不!其實這個除蟲菊,可是大有學問,光一種除蟲菊,就分成天然除蟲菊和合成除蟲菊,還有除蟲菊精、除蟲菊精油、除蟲菊噴霧 ...
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bertram
† ˈbertram Herb. Also bartram. [a. Ger. bertram, berchtram, corruption of L. pyrethrum, Gr. πύρεθρον, f. πῦρ fire.] Obsolete name of the Anacyclus Pyrethrum, or Pellitory of Spain.1578 Lyte Dodoens 342 Of bastard Pelitory or Bartram..In French Pyrethre, or Pied d' Alexandre: in high Douch Bertram. 1...
Oxford English Dictionary
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Tripleurospermum
Formerly included
The genus is closely related to Heteromera, Matricaria, and Pyrethrum. breviradiata
Tripleurospermum fuscatum - Heteromera fuscata
Tripleurospermum philaenorum - Heteromera philaenorum
Tripleurospermum pulchrum - Pyrethrum
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Mandarin Chinese-English Dictionary & Thesaurus - YellowBridge
Free online talking dictionary with sample sentences, handwriting recognition, fuzzy pinyin matches, word decomposition, etc.
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Tanacetum cinerariifolium
It is called the Dalmatian chrysanthemum or Dalmatian pyrethrum, denoting its origin in that region of Europe (Dalmatia). As an insecticide
The plant is economically important as a natural source of an insecticide called "pyrethrum."
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en.wikipedia.org
Pellitory
Pellitory may refer to:
Anacyclus pyrethrum or pellitory, a plant containing an oil once used for toothaches and facial neuralgia
Achillea ptarmica or debilis
Parietaria officinalis or eastern pellitory-of-the-wall
Parietaria judaica or spreading pellitory, or pellitory-of-the-wall
Dalmatian pellitory, a pyrethrum
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川西小黄菊
别名
鞑新菊(西藏常用中草药)
异名
Pyrethrum tatsienense (Bur. et Franch.) Ling ex Shih var. tanacetopsis (W. W. Smith) Ling
参考文献
川西小黄菊
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Johann Zacherl
Zacherlin insecticide
Zacherl developed an effective, all-natural moth insecticide made from Pyrethrum blossoms. Tincture of pyrethrum is made by infusing the dried flowers in five times their weight of rectified spirit of wine.
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en.wikipedia.org
匹菊属
物种
本属包括以下物种:
光滑匹菊 Pyrethrum arrasanicum
除虫菊 Pyrethrum cinerariifolium
匹菊 Pyrethrum corymbiforme
伞房匹菊 Pyrethrum parthenifolium
短舌匹菊 Pyrethrum parthenium 准噶尔匹菊 Pyrethrum songaricum
参考文献
P
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