Pyrethrum coccineum
- Pyrethrum coccineum
-
Pyrèthre rose
Le pyrèthre rose (Tanacetum coccineum) est une plante herbacée vivace de la famille des Asteraceae.
Utilisation
Le pyrèthre rose est surtout cultivé dans les jardins d'ornement pour ses fleurs aux différentes teintes de rose ou de rouge. La fleur contient de la pyréthrine, un insecticide naturel.
Synonymes
- Chrysanthemum coccineum Willd.
- Chrysanthemum marschallii Asch. ex O.Hoffm.
- Chrysanthemum roseum Adams
- Pyrethrum carneum M.Bieb.
- Pyrethrum coccineum (Willd.) Worosch.
- Pyrethrum roseum (Adams) M.Bieb.
Liens externes
Portail de la botanique
Catégories : Flore (nom vernaculaire) | Asteraceae
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Pyrethrum — refers to several Old World plants of the genus Chrysanthemum (e.g., C. coccineum ) which are cultivated as ornamentals for their showy flower heads. It is also the name of a natural insecticide made from the dried flower heads of C.… … Wikipedia
Pyrethrum — ist ein Insektizid, das aus den Blüten von verschiedenen Tanacetum Arten gewonnen wird. Die Hauptwirkstoffe sind Pyrethrine, außerdem Cinerine und Jasmoline. Inhaltsverzeichnis 1 Herstellung 2 Anbau 3 Wirtschaftliche Bedeutung … Deutsch Wikipedia
pyrethrum — [pī reth′rəm, pīrē′thrəm] n. [ModL < L < Gr pyrethron, feverfew < pyr, FIRE] 1. a perennial plant (Chrysanthemum coccineum) of the composite family, widely grown for the white, pink, red, or purple flower heads 2. an insecticide made… … English World dictionary
pyrethrum — /puy ree threuhm, reth reuhm/, n. 1. any of several chrysanthemums, as Chrysanthemum coccineum, having finely divided leaves and showy red, pink, lilac, or white flowers, cultivated as an ornamental. 2. any of several chrysanthemums, as C.… … Universalium
pyrethrum — /paɪˈriθrəm / (say puy reethruhm) noun 1. a name given by horticulturalists to certain species of the genus Chrysanthemum, especially C. coccineum and its many cultivated varieties. 2. an insecticide prepared from the dried heads of C. coccineum …
pyrethrum — py•re•thrum [[t]paɪˈri θrəm, ˈrɛθ rəm[/t]] n. pl. thrums, thrum 1) pln any of several chrysanthemums, as Chrysanthemum coccineum, having finely divided leaves and showy red, pink, lilac, or white flowers 2) pha the dried flower heads of some of… … From formal English to slang
Pyrethrum — n. 1 any of several aromatic chrysanthemums of the genus Tanacetum, esp. T. coccineum. 2 an insecticide made from the dried flowers of these plants, esp. Tanacetum cinerariifolium. Etymology: L f. Gk purethron feverfew … Useful english dictionary
pyrethrum — n. 1 any of several aromatic chrysanthemums of the genus Tanacetum, esp. T. coccineum. 2 an insecticide made from the dried flowers of these plants, esp. Tanacetum cinerariifolium. Etymology: L f. Gk purethron feverfew … Useful english dictionary
Chrysanthemum coccineum — Pyrèthre rose Pyrèthre rose … Wikipédia en Français
Tanacetum coccineum — Pyrèthre rose Pyrèthre rose … Wikipédia en Français
