Comparaison

Sélection

Dysphania ambrosioides

Chénopode fausse-ambroisie

Photos

Photos épinglées

Dysphania ambrosioides
Individu
4
Critères
Critère 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
Nombre de pétales ou de tépales
5
Habitat
Zone humide, tourbière, rives
Terrain vague, chemin
Nombre d'étamines
5
Bractées de la fleur
Pas de bractée
Tépales
En général 5 tépales
Pilosité
Poils glanduleux très odorants
Type de fruit
Akène non ailé enveloppé dans des pièces florales
Face inférieure des feuilles
Présence de glandes enchassées dans l'épiderme
Pilosité des tépales
Tépales glabres
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante annuelle
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Forme des feuilles indivises
Rapport longueur / largeur 2-5
  • Lancéolée
Bord des limbes
Echancrures < 20% du limbe
  • Crénelé
  • Denté
  • Sinué
Type d'inflorescence
Fleurs regroupées
  • En verticilles ou glomérules
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
  • Nettement sillonnée
Couleur dominante des pièces pétaloides
Verdâtre
Port de la plante
Tige dressée
Position de l'ovaire
Supère
Caractère particulier
Plante nettement parfumée ou aromatique
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Type de fleur
Symétrie radiale
  • Pétales ou tépales libres
Dimension de la fleur en mm
Moins de 5 mm
  • 2
Type de fruit
Sec indéhiscent
  • Akène simple
Phénologie
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Carte des observations
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