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)

Mélampyre à crêtes
Melampyrum cristatum

Critères (➡️)

Critère	Mélampyre à crêtes Melampyrum cristatum
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 - 40 cm
Type de plante	Autre plante herbacée à fleur
Port de la plante	Tige dressée
Habitat	Terrain vague, chemin Terrain sec
Type biologique	Plante annuelle
Disposition des feuilles	Opposées
Structure de la feuille	Simple, non découpée
Forme des feuilles indivises	Linéaire lancéolée
Bord des limbes	Entier à marge lisse ou scabre
Type de fleur	Pétales ou tépales soudés
Dimension de la fleur en mm	12
Position de l'ovaire	Supère
Couleur dominante des pièces pétaloides	Jaune
Nombre de pétales ou de tépales	Corolle à 2 lèvres
Type d'inflorescence	Epi ou épi composé
Nombre d'étamines	4
Type de fruit	À autre mode d'ouverture (capsule)
Forme de la tige ou de la hampe florale	+ de 4 angles Quadrangulaire
Nombre de sépales et de bractéoles	4 sépales, 0 bractéoles
Pilosité de la corolle	Corolle velue
Aspect des feuilles	Feuilles à limbe développé et vert
Taille et forme des graines	Supérieure à 3 mm de long, épaisse sans ailes
Forme de l'inflorescence, couleur des bractées sup	Nettement quadrangulaire à bractées pourpres
Forme des bractées	Dentées en forme de crête

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)

Mélampyre à crêtes Melampyrum cristatum

Critères (➡️)

Carte des observations

Mélampyre à crêtes
Melampyrum cristatum