Comparaison

Photos

Luzula congesta
© GA
Critères
Critère
Luzule à inflorescences denses
Luzula congesta
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
Couleur dominante des pièces pétaloides Brunâtre
Verdâtre
Dimension de la fleur en mm Moins de 1 cm
7
Disposition des feuilles Tige aérienne avec feuilles
Alternes
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 Très rare (RR)
Habitat Forêt, haie, lisière, chemin forestier (laie)
Hauteur maxi de la plante en cm 31 à 60 cm
40
Hauteur mini de la plante en cm 15
Nombre d'étamines 6
Nombre de pétales ou de tépales 6
Port de la plante Tige dressée
Position de l'ovaire Supère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante vivace en surface
Type d'inflorescence Fleurs regroupées
Cyme ou cyme composée
Ombelle
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
À feuilles linéaires et longues gaines
Caractéristique de la fleur Formée de 6 tépales scarieux (rigides) brunâtres
Nombre de graines par fruit 3 grosses graines
Pilosité des feuilles Munies de longs poils à la base des limbes
Type de feuilles sur les tiges fleuries Feuilles à limbe plan > 2,5 mm de large
Détail des étamines Rapport anthère / filet < 3
Forme de l'inflorescence Tête dense de 3 à 8 glomérules
Largeur des feuilles Moins de 5 mm de large
Taille de la graine (sans la partie charnue) > 1,2 mm
Carte des observations
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