Comparaison

Photos

Centaurea stoebe
© GA
Critères
Critère
Centaurée maculée rhénane
Centaurea stoebe
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 40 - 120 cm
Position de l'ovaire
Infère
Couleur dominante des pièces pétaloides
Rose, lilas
Habitat
Terrain vague, chemin
Prairie, pelouse
Nombre de pétales ou de tépales
Capitule
Nombre d'étamines
5
Port de la plante
Tige dressée
Couleur du capitule
À une seule couleur
Disposition des capitules
Autres disposition des capitules
Position des épines
Plante ne possédant pas d'épine
Présence d'écailles sur le capitule
Fleur placée à l'aisselle d'une écaille
Présence de lait dans la plante
Absence de lait
Type d'akène
Pappus formé d'une couronne écailleuse
Détail de l'appendice des bractées
Décurrents sur l'écaille à sommet très pectiné
Forme des bractées internes
Avec un appendice terminal bien différencié
Organisation du capitule
Fleurs périphériques nettement plus grandes
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante vivace en surface
Disposition des feuilles
Absence de tige aérienne
  • Feuilles en rosette entourant une hampe florale
Tige aérienne avec feuilles
  • Alternes
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Feuille plus ou moins découpée
  • Pennée et plus profondément découpée
Forme des feuilles indivises
Feuilles découpées ou composées
  • Feuilles découpées ou composées
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Echancrures >20% du limbe
  • Lobé ou découpé
Type de fleur
Symétrie radiale
  • Pétales ou tépales soudés
Symétrie bilatérale
  • Pétales ou tépales soudés
Autre
  • Autre (Voir aide)
Dimension de la fleur en mm
1 à 2 cm
  • 20
Type d'inflorescence
Fleurs regroupées
  • Capitule
Type de fruit
Sec indéhiscent
  • Akène avec appendices plumeux
Forme de la tige ou de la hampe florale
Tige anguleuse
  • + de 4 angles
Composition du capitule
Fleurs en tube uniquement
  • Le tube se termine par 5 pétales allongés
Carte des observations
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