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Sélection

Isolepis fluitans

Scirpe flottant

Photos

Photos épinglées

Isolepis fluitans
Individu
5
Critères
Critère Isolepis fluitans
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Extrêmement rare (RRR)
Hauteur mini-maxi 5 - 15 cm
Habitat
Zone humide, tourbière, rives
Lac, étang, rivière
Nombre d'étamines
3
Détail de l'inflorescence
Terminale en épi simple
Disposition des feuilles sur les rejets
Feuilles disposées sur 3 rangs
Aspect de la semence
Akène libre
Périgone et semence
Absent ou à soies très courtes < 0,5 mm
Nombre de stigmates
2
Port de la plante
Ramifié, feuillé; pédoncules axillaires
Aspect de l'akène
Akène lisse
Type de plante
Plante herbacée à fleurs
  • À feuilles linéaires et longues gaines
Type biologique
Plante terrestre
  • Plante vivace en surface
Disposition des feuilles
Tige aérienne avec feuilles
  • Alternes
Forme des feuilles indivises
Rapport longueur / largeur > 10
  • Linéaire
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Dimension de la fleur en mm
Plante à fleurs nues
  • Pièces florales absentes ou transformées en soies
Type d'inflorescence
Fleurs regroupées
  • Epi ou épi composé
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
  • Nettement sillonnée
Ecailles des épis (Bractées florales)
Disposition en hélice
  • à 2 stériles à la base
Nombre de pétales ou de tépales
Aucun pétale
Position de l'ovaire
Supère
Couleur dominante des pièces pétaloides
Pas de calice ni de corolle
Port de la plante
Flottante ou submergée
Particularité des fleurs
Plante à fleurs hermaphrodites
Structure de la feuille
Feuille non découpée
  • Simple, non découpée
Type de fleur
Autre
  • Autre (Voir aide)
Type de fruit
Sec indéhiscent
  • Akène simple
Phénologie
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Carte des observations
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