Comparaison

Photos

Orobanche alba
© GA
Critères
Critère
Orobanche du thym
Orobanche alba
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 10 - 30 cm
Forme des feuilles indivises
Rapport longueur / largeur 2-5
  • Lancéolée
Feuilles en forme d'écailles
  • En forme d'écailles
Caractère particulier
Plante sans chlorophylle
Plante parasite
Couleur dominante des pièces pétaloides
Brunâtre
Blanche
Jaunâtre
Nombre de pétales ou de tépales
Corolle à 2 lèvres
Port de la plante
Tige dressée
Habitat
Prairie, pelouse
Terrain sec
Nombre d'étamines
4
Position de l'ovaire
Supère
Détail de la fleur
Stigmate pourpre ou violacé
Plante parasitée
Serpolets (Thymus)
Odeur
Odeur très agréable
Aspect des feuilles
Feuilles toutes écailleuses sans chlorophylle
Nombre de sépales et de bractéoles
4 sépales, 0 bractéoles
2 sépales, 0 bractéoles
Pilosité de la corolle
Corolle velue
Taille et forme des graines
Inférieure à 0,6 mm de long, graine alvéolée
Couleur de l'intérieur de la corolle
Autre couleur et terne
Couleur du dos de la corolle
Ponctuations rouges (base des poils glanduleux)
Pilosité des marges de la corolle
Marges des lobes de la corolle non glanduleuses
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante vivace souterraine
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Type de fleur
Symétrie bilatérale
  • Pétales ou tépales soudés
Dimension de la fleur en mm
1 à 2 cm
  • 20
Type d'inflorescence
Fleurs regroupées
  • Epi ou épi composé
Type de fruit
Sec déhiscent
  • À autre mode d'ouverture (capsule)
Forme de la tige ou de la hampe florale
Tige anguleuse
  • + de 4 angles
Tige cylindrique
  • Lisse ou finement striée
Carte des observations
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