Comparaison

Photos

Cervaria rivini
© GA
Critères
Critère
Peucédan Herbe aux cerfs
Cervaria rivini
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 80 - 120 cm
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Nettement sillonnée
Nombre de pétales ou de tépales
5
Nombre d'étamines
5
Position de l'ovaire
Infère
Couleur dominante des pièces pétaloides
Blanche
Rose, lilas
Habitat
Forêt, haie, lisière, chemin forestier (laie)
Port de la plante
Tige dressée
Découpure de la feuille
Derniers segments larges: limbe au - 2 fois divisé
Forme des bractées de l'involucre
Involucre développé, bractées entières
Forme des bractéoles de l'involucelle
Involucelle développé, plus de 2 bractéoles
Inégalité des fleurs
Fleurs périphériques à peine plus grandes
Inflorescence détail
Ombelles composées d'ombellules
Nombre de rayons par ombelle
26 à 50
Pilosité de la plante
Plante glabre ou localement ciliée
Pilosité du fruit
Glabre et non épineux
Aspect des segments des feuilles
Glauques, ovales, coriaces, à dents acérées
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
Structure de la feuille
Feuille plus ou moins découpée
  • Pennée et plus profondément découpée
Forme des feuilles indivises
Feuilles découpées ou composées
  • Feuilles découpées ou composées
Bord des limbes
Echancrures >20% du limbe
  • Lobé ou découpé
Type de fleur
Symétrie radiale
  • Pétales ou tépales libres
Dimension de la fleur en mm
Moins de 5 mm
  • 2
  • 3
Type d'inflorescence
Fleurs regroupées
  • Ombelle
Type de fruit
Sec indéhiscent
  • Akène simple
Ornementation du fruit
Fruits sans aiguillons, poils ou écailles
  • Nervuré
Forme du fruit
Aplati en forme de disque ou de lentille
  • Aplati en forme de disque ou de lentille
Non aplati en disque ou lentille
  • Ovoïde, entre 1 et 2 fois plus long que large
Carte des observations
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