Comparaison

Photos

Viola rupestris
© GH
Critères
Critère
Violette des sables
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
Bord des limbes Echancrures < 20% du limbe
Crénelé
Caractère particulier Fleur munie d'un éperon
Présence de stipules ou d'ochréas
Couleur dominante des pièces pétaloides Violette
Blanche
Dimension de la fleur en mm 1 à 2 cm
12
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 1-2
Cordée
Fréquence Très rare (RR)
Habitat Eboulis, rocher, terrain rocailleux
Terrain sec
Prairie, pelouse
Hauteur maxi de la plante en cm à 10 cm
7
Hauteur mini de la plante en cm 1
Nombre d'étamines 5
Nombre de pétales ou de tépales 5
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 Fleur solitaire
Type de fleur Symétrie bilatérale
Pétales ou tépales libres
Type de fruit Sec déhiscent
À autre mode d'ouverture (capsule)
Type de plante Plante herbacée à fleurs
Autre plante herbacée à fleur
Caractéristiques du fruit Capsule à 3 valves s'ouvrant en étoile
Forme de la corolle Pétale médian vers le bas, prolongé par un éperon
Aspect de la corolle 2 pétales supérieurs et 3 inférieurs
Couleur de l'éperon Violet
Forme de la base du limbe En coeur à la base
Forme des stipules Stipules non foliacées et inférieures au pétiole
Stolons Jamais de stolons
Carte des observations
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