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)

Chardon marie
Silybum marianum

Critères (➡️)

Critère	Chardon marie Silybum marianum
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	None
Hauteur mini-maxi de la plante	60 - 160 cm
Type de plante	Autre plante herbacée à fleur
Port de la plante	Tige dressée
Habitat	Eboulis, rocher, terrain rocailleux Terrain vague, chemin
Type biologique	Plante annuelle
Disposition des feuilles	Alternes
Structure de la feuille	Pennée et plus profondément découpée
Forme des feuilles indivises	Feuilles découpées ou composées
Bord des limbes	Denté
Type de fleur	Pétales ou tépales soudés Autre (Voir aide)
Dimension de la fleur en mm	45
Position de l'ovaire	Infère
Couleur dominante des pièces pétaloides	Rouge, pourpre
Nombre de pétales ou de tépales	Capitule
Type d'inflorescence	Capitule
Nombre d'étamines	5
Type de fruit	Akène avec appendices plumeux
Forme de la tige ou de la hampe florale	Lisse ou finement striée
Caractère particulier	Tige ou feuilles munies d'épines
Composition du capitule	Le tube se termine par 5 pétales allongés Le tube se termine par 5 dents courtes
Couleur du capitule	À une seule couleur
Disposition des capitules	Capitule solitaire Autres disposition des capitules
Position des épines	Sur les feuilles et éventuellement le capitule Plante ne possédant pas d'épine
Présence d'écailles sur le capitule	Réceptacle nu ou pubescent entre les fleurs
Type d'akène	Pappus formé d'une aigrette sessile
Présence de lait dans la plante	Absence de lait
Forme du pappus surmontant l'akène	Soies simples soudées en anneau à leur base
Bractées du réceptacle, entre les fleurs	Réceptacle portant de longues soies
Pilosité des faces des feuilles	Dessus vert à nervures blanches, dessous aranéeux
Forme des bractées de l'involucre	Prolongées par une épine épaisse et arquée
Particularité du corps de l'akène	Lisse non poisseux
Nombre et organisation des capitules	Nombreux non agglomérés au sommet
Forme et taille du capitule	Sphérique à ovoïde > 3 cm de diamètre

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)

Chardon marie Silybum marianum

Critères (➡️)

Carte des observations

Chardon marie
Silybum marianum