Comparaison

Photos

Dysphania ambrosioides

© GA
Critères
Critère
Chénopode fausse-ambroisie
Dysphania ambrosioides
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 40 - 80 cm
Bord des limbes Echancrures < 20% du limbe
Crénelé
Denté
Sinué
Caractère particulier Plante nettement parfumée ou aromatique
Couleur dominante des pièces pétaloides Verdâtre
Dimension de la fleur en mm Moins de 5 mm
2
Disposition des feuilles Tige aérienne avec feuilles
Alternes
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Nettement sillonnée
Forme des feuilles indivises Rapport longueur / largeur 2-5
Lancéolée
Fréquence Très rare (RR)
Habitat Zone humide, tourbière, rives
Terrain vague, chemin
Hauteur maxi de la plante en cm 61 cm à 1 mètre
80
Hauteur mini de la plante en cm 40
Nombre d'étamines 5
Nombre de pétales ou de tépales 5
Port de la plante Tige dressée
Position de l'ovaire Supère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante annuelle
Type d'inflorescence Fleurs regroupées
En verticilles ou glomérules
Type de fleur Symétrie radiale
Pétales ou tépales libres
Type de fruit Sec indéhiscent
Akène simple
Type de plante Plante herbacée à fleurs
Autre plante herbacée à fleur
Bractées de la fleur Pas de bractée
Pilosité Poils glanduleux très odorants
Type de fruit Akène non ailé enveloppé dans des pièces florales
Tépales En général 5 tépales
Face inférieure des feuilles Présence de glandes enchassées dans l'épiderme
Pilosité des tépales Tépales glabres
Carte des observations
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