Comparaison

Photos

Cephalanthera longifolia
© GA
Critères
Critère
Céphalanthère à feuilles étroites
Cephalanthera longifolia
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 20 - 50 cm
Couleur dominante des pièces pétaloides
Blanche
Nombre de pétales ou de tépales
6
3
Port de la plante
Tige dressée
Caractère particulier
Plante nettement parfumée ou aromatique
Habitat
Forêt, haie, lisière, chemin forestier (laie)
Prairie, pelouse
Nombre d'étamines
1
Position de l'ovaire
Infère
Nombre de fleurs dans l' inflorescence
1 à 15
16 à 30
Aspect de l'éperon
Fleur sans éperon
Couleur de la corolle
Blanc pur
Aspect de la corolle
Fleur ne ressemblant pas à un insecte
Division du labelle
Parfaitement entier
Forme du labelle
Divisé en 2 partie avec un étranglement médian
Pilosité du labelle
Peu ou pas velu
bractées médianes de l'inflorescence
Bractée plus courte que l'ovaire
Pilosité de l'inflorescence
Axe de l'inflorescence peu velu
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante vivace souterraine
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Forme des feuilles indivises
Rapport longueur / largeur 5-10
  • Linéaire lancéolée
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Type de fleur
Symétrie bilatérale
  • Pétales ou tépales libres
Dimension de la fleur en mm
1 à 2 cm
  • 18
Type d'inflorescence
Fleurs regroupées
  • Grappe ou grappe composée
Type de fruit
Sec déhiscent
  • À autre mode d'ouverture (capsule)
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Carte des observations
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