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Viola rupestris

Violette des sables

Photos

Photos épinglées

Viola rupestris
Individu
3
Critères
Critère Viola rupestris
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 1 - 7 cm
Nombre de pétales ou de tépales
5
Habitat
Prairie, pelouse
Eboulis, rocher, terrain rocailleux
Terrain sec
Nombre d'étamines
5
Aspect de la corolle
2 pétales supérieurs et 3 inférieurs
Couleur de l'éperon
Violet
Stolons
Jamais de stolons
Forme de la corolle
Pétale médian vers le bas, prolongé par un éperon
Caractéristiques du fruit
Capsule à 3 valves s'ouvrant en étoile
Forme des stipules
Stipules non foliacées et inférieures au pétiole
Forme de la base du limbe
En coeur à la base
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante vivace en surface
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Forme des feuilles indivises
Rapport longueur / largeur 1-2
  • Cordée
Bord des limbes
Echancrures < 20% du limbe
  • Crénelé
Type d'inflorescence
Fleur solitaire
  • Fleur solitaire
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Dimension de la fleur en mm
1 à 2 cm
  • 12
Couleur dominante des pièces pétaloides
Blanche
Violette
Port de la plante
Tige dressée
Position de l'ovaire
Supère
Caractère particulier
Fleur munie d'un éperon
Présence de stipules ou d'ochréas
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Type de fleur
Symétrie bilatérale
  • Pétales ou tépales libres
Type de fruit
Sec déhiscent
  • À autre mode d'ouverture (capsule)
Phénologie
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Carte des observations
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