Comparaison

Photos

Euphorbia seguieriana
© GA
Critères
Critère
Euphorbe de Séguier
Euphorbia seguieriana
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 15 - 40 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Caractère particulier Tige contenant un suc laiteux
Couleur dominante des pièces pétaloides Pas de calice ni de corolle
Dimension de la fleur en mm Moins de 5 mm
3
Disposition des feuilles Tige aérienne avec feuilles
Alternes
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Forme des feuilles indivises Rapport longueur / largeur 2-5
Lancéolée
Fréquence Très rare (RR)
Habitat Prairie, pelouse
Terrain sec
Hauteur maxi de la plante en cm 31 à 60 cm
40
Hauteur mini de la plante en cm 15
Nombre d'étamines 1
Nombre de pétales ou de tépales 4
Aucun pétale
Port de la plante Tige dressée
Position de l'ovaire Supère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante vivace en surface
Type d'inflorescence Fleurs regroupées
Cyathe
Type de fleur Autre
Autre (Voir aide)
Type de fruit Sec déhiscent
À autre mode d'ouverture (capsule)
Type de plante Plante herbacée à fleurs
Autre plante herbacée à fleur
Caractère particulier Présence de latex
Détail du fruit Capsule à 3 loges (tricoque)
Nombre de graines par loge 1 graine par carpelle ( 2 ou 3 au total par fruit)
Dimension du fruit Capsule de 2 à 3 mm
Capsule de 3 à 5 mm
Forme des bractéoles sous-tendant les fleurs du so Semi-circulaires ou largement ovales libres
Forme des glandes nectarifères Elliptiques ou en demi-cercle, sans pétales
Nombre de rayons principaux de l'ombelle Plus de 9 rayons
Ornementation des graines Lisses
Ornementation du fruit Lisse parfois velu
Pilosite des capsules Capsules entièrement glabres parfois verruqueuses
Pilosité de la plante Parfaitement glabre
Carte des observations
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