Comparaison

Sélection

Medicago polymorpha

Luzerne polymorphe

Photos

Photos épinglées

Medicago polymorpha
Individu
4
Critères
Critère Medicago polymorpha
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 20 - 50 cm
Nombre de pétales ou de tépales
5
Habitat
Terrain vague, chemin
Champ cultivé, vigne
Nombre d'étamines
10
Détail des feuilles
Composée de 3 folioles, sans vrille
Enroulement du fruit
Fruit en hélice à spires lâches, faciles à étirer
Nombre de fleurs dans l' inflorescence
4 à 10 fleurs
Forme des stipules
Dentées et séparées l'une de l'autre
Détail du fruit
Gousse indéhiscente en hélice
Disposition des étamines
1 étamine supérieure libre, 9 soudées en canal
Ornementation du fruit
Couvert d'épines
Face supérieure des folioles
Glabre et sans tâche
Sommet de la foliole terminale
Nervure médiane prolongée par un mucron
Détail de l'inflorescence
Fleurs en tête pédonculée
Pilosité des tiges
Poils simples peu nombreux plus ou moins dressés
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante annuelle
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Bord des limbes
Echancrures >20% du limbe
  • Lobé ou découpé
Type d'inflorescence
Fleurs regroupées
  • Grappe ou grappe composée
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Couleur dominante des pièces pétaloides
Jaune
Port de la plante
Tige dressée
Position de l'ovaire
Supère
Type de corolle
Corolle papilionacée
Caractère particulier
Présence de stipules ou d'ochréas
Insertion de la foliole terminale
A pétiole nettement plus grand que les latéraux
Structure de la feuille
Feuille composée
  • Composée palmée
Forme des feuilles indivises
Feuilles découpées ou composées
  • Feuilles découpées ou composées
Type de fleur
Symétrie bilatérale
  • Pétales ou tépales soudés
Dimension de la fleur en mm
Moins de 1 cm
  • 5
Type de fruit
Sec déhiscent
  • À 2 valves sans cloison centrale (gousse)
Phénologie
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Carte des observations
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