Comparaison

Photos

Luronium natans

Critères

Critère	Flûteau nageant Luronium natans
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Extrêmement rare (RRR)
Hauteur mini-maxi	10 - 80 cm
Détail des feuilles flottantes ou émergées	Ovales à lancéolées longuement pétiolées
Disposition des fruits	Fruits disposés en tête sphérique
Couleur dominante des pièces pétaloides	Blanche
Nombre de pétales ou de tépales	3
Port de la plante	Flottante ou submergée Tige dressée
Habitat	Lac, étang, rivière Zone humide, tourbière, rives
Nombre d'étamines	6
Position de l'ovaire	Supère
Type de plante	Plante herbacée à fleurs Plante aquatique
Type biologique	Plante aquatique Flottante
Disposition des feuilles	Tige aérienne avec feuilles Opposées Alternes
Structure de la feuille	Feuille non découpée Simple, non découpée
Forme des feuilles indivises	Rapport longueur / largeur 1-2 Ovale, oblongue ou obovale Rapport longueur / largeur > 10 Linéaire
Bord des limbes	Echancrures < 20% du limbe Entier à marge lisse ou scabre
Type de fleur	Symétrie radiale Pétales ou tépales libres
Dimension de la fleur en mm	1 à 2 cm 15
Type d'inflorescence	Fleur solitaire Fleur solitaire
Type de fruit	Sec indéhiscent Akène simple
Forme de la tige ou de la hampe florale	Tige cylindrique Lisse ou finement striée

Carte des observations

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