Comparaison

Photos

Inula britannica

Critères

Critère	Inule d'Angleterre Inula britannica
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Extrêmement rare (RRR)
Hauteur mini-maxi	30 - 80 cm
Bord des limbes	Echancrures < 20% du limbe Denté Entier à marge lisse ou scabre
Couleur dominante des pièces pétaloides	Jaune
Dimension de la fleur en mm	2 à 5 cm 40
Disposition des feuilles	Tige aérienne avec feuilles Alternes
Forme de la tige ou de la hampe florale	Lisse ou finement striée Tige cylindrique
Forme des feuilles indivises	Rapport longueur / largeur 2-5 Lancéolée
Fréquence	Extrêmement rare (RRR)
Habitat	Zone humide, tourbière, rives
Hauteur maxi de la plante en cm	61 cm à 1 mètre 80
Hauteur mini de la plante en cm	30
Nombre d'étamines	5
Nombre de pétales ou de tépales	Capitule
Port de la plante	Tige dressée
Position de l'ovaire	Infère
Structure de la feuille	Feuille non découpée Simple, non découpée
Type biologique	Plante terrestre Plante vivace en surface
Type d'inflorescence	Fleurs regroupées Capitule
Type de fleur	Symétrie radiale Pétales ou tépales soudés Symétrie bilatérale Autre Autre (Voir aide)
Type de fruit	Sec indéhiscent Akène avec appendices plumeux
Type de plante	Plante herbacée à fleurs Autre plante herbacée à fleur
Composition du capitule	Fleurs en tube au centre et en languette autour Les tubulées à 5 dents, les ligulées à 2 - 3 dents
Couleur du capitule	À une seule couleur
Disposition des capitules	Autres disposition des capitules
Position des épines	Plante ne possédant pas d'épine
Présence d'écailles sur le capitule	Réceptacle nu ou pubescent entre les fleurs
Présence de lait dans la plante	Absence de lait
Type d'akène	Pappus formé d'une aigrette sessile
Détail des feuilles caulinaires	Embrassantes non gaufrées
Détail du capitule	Bien visibles supérieures à 1 cm de long
Forme et pilosité des bractées de l'involucre	Lancéolées linéaires, velues, ± étalées
Pilosité des feuilles	Velues sur les deux faces
Pilosité et forme de l'akène	Velu, sans couronne entourant l'aigrette

Carte des observations

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