Comparaison

Photos

Lepidium ruderale
© GA
Critères
Critère
Passerage des décombres
Lepidium ruderale
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
Couleur dominante des pièces pétaloides
Verdâtre
Nombre de pétales ou de tépales
4
Port de la plante
Tige dressée
Caractère particulier
Plante à odeur désagréable
Habitat
Terrain vague, chemin
Nombre d'étamines
2
Position de l'ovaire
Supère
Longueur du fruit
< 5 mm
Insertion des feuilles sur la tige
Feuilles non embrassantes
Pilosité des feuilles
Feuilles glabres
Ailes du fruit
Ailes développées formant une échancrure au sommet
Ornementation des parois du fruit
Fruit lisse et glabre
Particularité du fruit
Silicule à 2 graines : 1 graine par loge
Pilosité du sommet des tiges
Tige à petits poils arqués et aigus
Tige à papilles droites et arrondies
Détail de l'inflorescence
Grappes terminales espacées les unes des autres
Forme et taille des fruits
Elliptique inférieur à 2 mm de large
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante annuelle
  • Plante vivace en surface
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Feuille plus ou moins découpée
  • Pennée et plus profondément découpée
Forme des feuilles indivises
Feuilles découpées ou composées
  • Feuilles découpées ou composées
Rapport longueur / largeur 5-10
  • Linéaire lancéolée
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Type de fleur
Symétrie radiale
  • Pétales ou tépales libres
Dimension de la fleur en mm
Moins de 5 mm
  • 1
Type d'inflorescence
Fleurs regroupées
  • Grappe ou grappe composée
Type de fruit
Sec déhiscent
  • À 2 valves avec une cloison centrale (silique)
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Type de fruit
Silicule
  • Aplati perpendiculairement à la cloison
Carte des observations
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