Comparaison

Photos

Najas minor
© GA
Critères
Critère
Naïade mineure
Najas minor
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 10 - 25 cm
Bord des limbes Echancrures < 20% du limbe
Denté
Couleur dominante des pièces pétaloides Verdâtre
Dimension de la fleur en mm Plante à fleurs nues
Pièces florales absentes ou transformées en soies
Disposition des feuilles Tige aérienne avec feuilles
Opposées
Verticillées
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Forme des feuilles indivises Rapport longueur / largeur > 10
Linéaire
Fréquence Extrêmement rare (RRR)
Habitat Lac, étang, rivière
Hauteur maxi de la plante en cm 11 à 30 cm
25
Hauteur mini de la plante en cm 10
Nombre d'étamines 1
Nombre de pétales ou de tépales Aucun pétale
Port de la plante Flottante ou submergée
Position de l'ovaire Infère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante aquatique
Submergée
Type d'inflorescence Fleur solitaire
Type de fleur Autre
Autre (Voir aide)
Type de fruit Sec indéhiscent
Akène simple
Type de plante Plante herbacée à fleurs
Plante aquatique
Particularité du port de la plante Tiges feuillées submergées, non stolonifères
Position des fleurs femelles Submergées
Dimension du fruit Diamètre du fruit < 1 mm
Carte des observations
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