Comparaison

Comparer plusieurs plantes en visualisant leurs photos, leurs critères distinctifs ou communs, et leur répartition géographique selon les connaissances actuelles.

Photos (clic pour agrandir)

Bident penché
Bidens cernua

Critères (➡️)

Critère	Bident penché Bidens cernua
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Très rare (RR)
Hauteur mini-maxi de la plante	20 - 80 cm
Type de plante	Autre plante herbacée à fleur
Port de la plante	Tige dressée
Habitat	Terrain vague, chemin Zone humide, tourbière, rives
Type biologique	Plante annuelle
Disposition des feuilles	Opposées
Structure de la feuille	Simple, non découpée
Forme des feuilles indivises	Lancéolée
Bord des limbes	Denté
Type de fleur	Autre (Voir aide) Pétales ou tépales soudés
Dimension de la fleur en mm	20
Position de l'ovaire	Infère
Couleur dominante des pièces pétaloides	Jaune
Nombre de pétales ou de tépales	Capitule
Type d'inflorescence	Capitule
Nombre d'étamines	5
Type de fruit	Akène simple
Forme de la tige ou de la hampe florale	Lisse ou finement striée
Composition du capitule	Les tubulées à 5 dents, les ligulées à 2 - 3 dents Le tube se termine par 5 dents courtes
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	Fleur placée à l'aisselle d'une écaille
Type d'akène	Pappus formé de 2 à 4 arêtes
Présence de lait dans la plante	Absence de lait
Détail du fruit	Surmonté de 2 à 4 pointes raides et accrochantes
Découpure des feuilles	Simplement dentées
Forme des akènes	À section losangique surmontés par 4 pointes
Bractées périphériques	Réfléchies à maturité
Dimension et forme du capitule	Large et plat à plus de 100 fleurs
Ornementation du corps de l'akène	Glabre et lisse et marges à poils vers le bas

Carte des observations

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Avertissement : La carte présentée ne correspond qu'à l'état actuel des connaissances et ne peut être considérée comme exhaustive. Cette carte est une retranscription en temps réel des contributions de chacun sur la base de données et toute nouvelle donnée est à ce titre intéressante, même pour les espèces les plus communes.
Copyright © : Geonat'ÎdF - Lobelia

Comparaison

Photos (clic pour agrandir)

Bident penché Bidens cernua

Critères (➡️)

Carte des observations

Bident penché
Bidens cernua