Comparaison

Photos

Tanacetum parthenium

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Critères
Critère
Tanaisie matricaire
Tanacetum parthenium
Période floraison ou sporulation
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Rareté Rare (R)
Hauteur mini-maxi 30 - 60 cm
Bord des limbes Echancrures >20% du limbe
Lobé ou découpé
Couleur dominante des pièces pétaloides Jaune
Blanche
Dimension de la fleur en mm 1 à 2 cm
18
Disposition des feuilles Tige aérienne avec feuilles
Alternes
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Forme des feuilles indivises Feuilles découpées ou composées
Fréquence Rare (R)
Habitat Terrain vague, chemin
Proximité habitations, parcs
Hauteur maxi de la plante en cm 31 à 60 cm
60
Hauteur mini de la plante en cm 30
Nombre d'étamines 5
Nombre de pétales ou de tépales Capitule
Port de la plante Tige dressée
Position de l'ovaire Infère
Structure de la feuille Feuille plus ou moins découpée
Pennée et plus profondément découpée
Type biologique Plante terrestre
Plante vivace en surface
Type d'inflorescence Fleurs regroupées
Capitule
Type de fleur Symétrie radiale
Pétales ou tépales soudés
Symétrie bilatérale
Autre
Autre (Voir aide)
Type de fruit Sec indéhiscent
Akène simple
Type de plante Plante herbacée à fleurs
Autre plante herbacée à fleur
Composition du capitule Fleurs en tube au centre et en languette autour
Les tubulées à 5 dents, les ligulées à 2 - 3 dents
Couleur du capitule Bicolore jaune au centre, blanc autour
Disposition des capitules Corymbe de capitules
Position des épines Plante ne possédant pas d'épine
Présence d'écailles sur le capitule Réceptacle nu ou pubescent entre les fleurs
Présence de lait dans la plante Absence de lait
Type d'akène Pappus formé d'une couronne écailleuse
Nombre de segments principaux de la feuille Moins de 6 paires de divisions
Carte des observations
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