Comparaison

Photos

Dactylorhiza majalis
© JG†
Critères
Critère
Dactylorhize de mai
Dactylorhiza majalis
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 15 - 40 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Caractère particulier Fleur munie d'un éperon
Couleur dominante des pièces pétaloides Rouge, pourpre
Dimension de la fleur en mm 1 à 2 cm
15
Disposition des feuilles Tige aérienne avec feuilles
Alternes
Forme de la tige ou de la hampe florale Tige anguleuse
+ de 4 angles
Forme des feuilles indivises Rapport longueur / largeur 2-5
Lancéolée
Rapport longueur / largeur 1-2
Ovale, oblongue ou obovale
Fréquence Très rare (RR)
Habitat Prairie, pelouse
Zone humide, tourbière, rives
Hauteur maxi de la plante en cm 31 à 60 cm
40
Hauteur mini de la plante en cm 15
Nombre d'étamines 1
Nombre de pétales ou de tépales 6
3
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 souterraine
Type d'inflorescence Fleurs regroupées
Epi ou épi composé
Grappe ou grappe composée
Type de fleur Symétrie bilatérale
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
Aspect de l'éperon Eperon plus court ou égale à l'ovaire
Aspect de la corolle Fleur ne ressemblant pas à un insecte
Division du labelle Divisé en 3 lobes principaux
Forme du labelle Plus ou moins divisé mais sans étranglement médian
Nombre de fleurs dans l' inflorescence 16 à 30
Plus de 30
Pilosité du labelle Peu ou pas velu
Aspect de la tige Tige épaisse, creuse et compressible
Aspect des feuilles Tachées de noire
Base du labelle Absence de lames
Bractées de l'inflorescence Bractées dépassant les fleurs
Couleur des sépales Rose violacé
Détail des sépales Autre forme
Forme de l'extrémité du labelle 3 lobes peu profonds
Forme de l'inflorescence Autre forme d'inflorescence
Forme des lobes latéraux du labelle Autres, nettement plus larges que longs
Forme des sépales Sépales latéraux étalés
Forme du labelle Labelle à bords nettement étalés
Largeur supérieure à 9 mm
Ornementation du labelle Ornementations glabres
Ponctuations et boucles sur toute la surface
Pointe des feuilles Capuchon peu ou pas marqué
Teinte du coeur de la fleur Gorge blanche, rosée ou pourpre
Carte des observations
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