Comparaison

Photos

Thlaspi arvense

Critères

Critère	Tabouret des champs Thlaspi arvense
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Très rare (RR)
Hauteur mini-maxi	10 - 40 cm
Couleur dominante des pièces pétaloides	Blanche
Nombre de pétales ou de tépales	4
Port de la plante	Tige dressée
Habitat	Prairie, pelouse Terrain vague, chemin
Nombre d'étamines	6
Position de l'ovaire	Supère
Longueur du fruit	Entre 5 et 10 mm Entre 1 et 1,5 cm
Insertion des feuilles sur la tige	Feuilles non embrassantes Feuilles embrassantes
Aspect des fruits	En coeur arrondi, aplati, aile longue
Pilosité des feuilles	Feuilles glabres
Diamètre du fruit	Supérieur à 1 cm
Type de plante	Plante herbacée à fleurs Autre plante herbacée à fleur
Type biologique	Plante terrestre Plante annuelle
Disposition des feuilles	Tige aérienne avec feuilles Alternes
Structure de la feuille	Feuille non découpée Simple, non découpée
Forme des feuilles indivises	Rapport longueur / largeur 1-2 Ovale, oblongue ou obovale
Bord des limbes	Echancrures < 20% du limbe Entier à marge lisse ou scabre Sinué Denté
Type de fleur	Symétrie radiale Pétales ou tépales libres
Dimension de la fleur en mm	Moins de 1 cm 6
Type d'inflorescence	Fleurs regroupées Grappe ou grappe composée
Type de fruit	Sec déhiscent À 2 valves avec une cloison centrale (silique)
Forme de la tige ou de la hampe florale	Tige cylindrique Lisse ou finement striée
Type de fruit	Silicule Aplati perpendiculairement à la cloison

Carte des observations

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