Comparaison

Photos

Ulex minor

© GA
Critères
Critère
Ajonc nain
Ulex minor
Période floraison ou sporulation
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Rareté Très rare (RR)
Hauteur mini-maxi 30 - 80 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Caractère particulier Présence de stipules ou d'ochréas
Tige ou feuilles munies d'épines
Couleur dominante des pièces pétaloides Jaune
Dimension de la fleur en mm Moins de 1 cm
9
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 > 10
Linéaire
Fréquence Très rare (RR)
Habitat Prairie, pelouse
Terrain sec
Hauteur maxi de la plante en cm 61 cm à 1 mètre
80
Hauteur mini de la plante en cm 30
Nombre d'étamines 10
Nombre de pétales ou de tépales 5
Port de la plante Arbuste
Position de l'ovaire Supère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante ligneuse
Type d'inflorescence Fleurs regroupées
Grappe ou grappe composée
Type de fleur Symétrie bilatérale
Pétales ou tépales soudés
Type de fruit Sec déhiscent
À 2 valves sans cloison centrale (gousse)
Type de plante Plante ligneuse
Arbuste
Disposition des étamines 10 étamines soudées en tube
Détail des feuilles Feuille réduite remplacée par des épines
Détail du fruit Gousse plus ou moins déhiscente (2 valves)
Forme des stipules Absentes
Remplacées par des épines
Type de corolle Corolle papilionacée
Agressivité de la plante Épines peu indurées, peu vulnérantes
Largeur des bractéoles Inférieure à 1,5 mm de large
Nombre de sépales Sépales soudés en 2 valves
Carte des observations
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