Comparaison

Photos

Epilobium palustre
© GA
Critères
Critère
Épilobe des marais
Epilobium palustre
Période floraison ou sporulation
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  • A
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  • O
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Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 15 - 50 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Couleur dominante des pièces pétaloides Rose, lilas
Dimension de la fleur en mm 1 à 2 cm
10
Disposition des feuilles Tige aérienne avec feuilles
Opposées
Alternes
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Forme des feuilles indivises Rapport longueur / largeur 5-10
Linéaire lancéolée
Fréquence Extrêmement rare (RRR)
Habitat Zone humide, tourbière, rives
Hauteur maxi de la plante en cm 31 à 60 cm
50
Hauteur mini de la plante en cm 15
Nombre d'étamines 8 ou 9
Nombre de pétales ou de tépales 4
Port de la plante Tige dressée
Position de l'ovaire Infère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante vivace en surface
Type d'inflorescence Fleurs regroupées
Grappe ou grappe composée
Type de fleur Symétrie radiale
Pétales ou tépales libres
Type de fruit Sec déhiscent
À autre mode d'ouverture (capsule)
Type de plante Plante herbacée à fleurs
Autre plante herbacée à fleur
Nombre de styles et stigmates Un seul style terminé par 2-4 stigmates agglomérés
Persistance des sépales Sépales caducs
Détail des graines Surmontées d'une longue aigrette soyeuse
Détail du fruit Capsule fine, en tube de plus de 3 cm
Forme de la base du limbe de la feuille Courtement pétiolée (< 3 mm)
Forme du sommet des graines Prolongé par un appendice portant l'aigrette
Ornementations des graines Verrues réparties sur toute la surface
Pilosité des tiges Poils courts et arqués inférieurs à 0,4 mm
Poils glanduleux de l'inflorescence Sur les sépales, les fruits et les tiges
Stolons Longs stolons souterrains (ou rhizomes)
Carte des observations
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