Comparaison

Sélection

Heracleum mantegazzianum

Berce du Caucase

Photos

Photos épinglées

Heracleum mantegazzianum
Individu
8
Critères
Critère Heracleum mantegazzianum
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 80 - 350 cm
Nombre de pétales ou de tépales
5
Habitat
Terrain vague, chemin
Proximité habitations, parcs
Nombre d'étamines
5
Inflorescence détail
Ombelles composées d'ombellules
Nombre de rayons par ombelle
26 à 50
Plus de 50
Pilosité du fruit
Glabre et non épineux
Velu
Taille des feuilles
Plante et feuilles gigantesques
Forme des bractées de l'involucre
Involucre développé, bractées entières
Forme des bractéoles de l'involucelle
Involucelle développé, plus de 2 bractéoles
Pilosité de la plante
Plante velue
Découpure de la feuille
Derniers segments larges: limbe 1 fois divisé
Inégalité des fleurs
Fleurs périphériques nettement plus grandes
Particularité des fruits
Fruit à 4 bandelettes sombres
Longueur du fruit
Fruit supérieur à 9 mm
Type de plante
Plante herbacée à fleurs
  • Autre plante herbacée à fleur
Type biologique
Plante terrestre
  • Plante annuelle
  • Plante vivace en surface
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Bord des limbes
Echancrures >20% du limbe
  • Lobé ou découpé
Type d'inflorescence
Fleurs regroupées
  • Ombelle
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Nettement sillonnée
Ornementation du fruit
Fruits possédant des aiguillons, poils ou écailles
  • Ornementations variables
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
Dimension de la fleur en mm
1 à 2 cm
  • 12
Couleur dominante des pièces pétaloides
Blanche
Verdâtre
Port de la plante
Tige dressée
Position de l'ovaire
Infère
Caractère particulier
Plante à odeur désagréable
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
Type de fleur
Symétrie radiale
  • Pétales ou tépales libres
Symétrie bilatérale
  • Pétales ou tépales libres
Type de fruit
Sec indéhiscent
  • Akène simple
Phénologie
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Carte des observations
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