Comparaison

Photos

Pilularia globulifera
© GA
Critères
Critère
Boulette d'eau
Pilularia globulifera
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 3 - 10 cm
Aspect des tiges
Tige traçante, appliquée à la surface du sol
Forme des feuilles
Feuilles filiformes
Position des sporanges
Formant une bille sur le sol
Couleur dominante des pièces pétaloides
Pas de calice ni de corolle
Habitat
Zone humide, tourbière, rives
Lac, étang, rivière
Nombre de pétales ou de tépales
Aucun pétale
Port de la plante
Rampante
Flottante ou submergée
Type de plante
Plante à spores
  • Fougère ou prêle
Type biologique
Plante aquatique
  • Submergée
Plante terrestre
  • Plante vivace en surface
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Forme des feuilles indivises
Rapport longueur / largeur 2-5
  • Cylindrique
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Type de fleur
Autre
  • Autre (Voir aide)
Dimension de la fleur en mm
Plante sans fleur
  • Plante sans fleur
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Particularité des indusies
Sporanges situés ailleurs sur la plante
  • Sporanges situés ailleurs sur la plante
Carte des observations
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