Comparaison

Photos

Ranunculus nodiflorus
© GA
Critères
Critère
Renoncule à fleurs nodales
Ranunculus nodiflorus
Période floraison ou sporulation
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  • A
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  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 2 - 25 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Denté
Caractère particulier Présence de stipules ou d'ochréas
Couleur dominante des pièces pétaloides Jaune
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
Forme des feuilles indivises Rapport longueur / largeur 2-5
Ovale lancéolée ou oblancéolée
Rapport longueur / largeur > 10
Linéaire
Fréquence Extrêmement rare (RRR)
Habitat Zone humide, tourbière, rives
Hauteur maxi de la plante en cm 11 à 30 cm
25
Hauteur mini de la plante en cm 2
Nombre d'étamines >10
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 Fleur solitaire
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
Forme du réceptacle fructifère Réceptacle plat ou simplement bombé
Types de nectaires Glandes nectarifères à la base des pétales
Forme des feuilles divisées des plantes terrestres Feuilles aquatiques ou non divisées
Forme du bec de l'akène Arqué
Forme du pédicelle floral Pédicelle absent ou presque
Orientation des sépales Sépales dressés plaqués aux pétales
Ornementations des akènes Faces verruqueuses
Particularité de la biologie de la plante Aquatique
Terrestre sans stolons et sans tubercules
Pilosité du pédicelle floral Pédicelle absent ou presque
Rigidité des feuilles submergées Plante non aquatique
Type de feuille aquatique Absence de feuilles à segments filiformes
Carte des observations
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