Comparaison

Photos

Euphorbia esula

Critères

Critère	Euphorbe ésule Euphorbia esula
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Très rare (RR)
Hauteur mini-maxi	50 - 80 cm
Bord des limbes	Echancrures < 20% du limbe Entier à marge ondulée
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 2
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 Ovale lancéolée ou oblancéolée Rapport longueur / largeur > 10 Linéaire
Fréquence	Très rare (RR)
Habitat	Mégaphorbiaie Terrain vague, chemin
Hauteur maxi de la plante en cm	61 cm à 1 mètre 80
Hauteur mini de la plante en cm	50
Nombre d'étamines	1
Nombre de pétales ou de tépales	Aucun pétale 4
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 Plante vivace souterraine
Type d'inflorescence	Fleurs regroupées Cyathe
Type de fleur	Symétrie radiale Pétales ou tépales libres 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	En forme de croissant ou de cornes
Nombre de rayons principaux de l'ombelle	6 à 9 rayons Plus de 9 rayons
Ornementation des graines	Lisses
Ornementation du fruit	Finement granuleux sur tout le dos des loges
Pilosite des capsules	Capsules entièrement glabres parfois verruqueuses
Pilosité de la plante	Parfaitement glabre

Carte des observations

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