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)

Brome âpre
Bromopsis ramosa

Critères (➡️)

Critère	Brome âpre Bromopsis ramosa
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Assez commune (AC)
Hauteur mini-maxi de la plante	80 - 160 cm
Type de plante	À feuilles linéaires et longues gaines
Port de la plante	Tige dressée
Habitat	Forêt, haie, lisière, chemin forestier (laie)
Type biologique	Plante vivace en surface
Disposition des feuilles	Alternes
Structure de la feuille	Simple, non découpée
Forme des feuilles indivises	Linéaire
Bord des limbes	Entier à marge lisse ou scabre
Type de fleur	Autre (Voir aide)
Dimension de la fleur en mm	Pièces florales absentes ou transformées en soies
Position de l'ovaire	Supère
Couleur dominante des pièces pétaloides	Pas de calice ni de corolle
Nombre de pétales ou de tépales	Aucun pétale
Type d'inflorescence	Epi ou épi composé
Nombre d'étamines	3
Type de fruit	Caryopse
Forme de la tige ou de la hampe florale	Lisse ou finement striée
Inflorescence primaire	Epillet
Structure de l'épillet	5 fleurons ou plus
Structure de l'inflorescence générale	Panicule diffuse
Position de l'arête des lemmes	Subterminale non coudée
Taille de l'épillet	> 2 cm
Taille de la glume supérieure	Nettement dépassée par les fleurons
Largeur moyenne des feuilles inférieures	10 - 20 mm 4 - 10 mm
Type de ligule	Membraneuse glabre ou courtement ciliée
Présence d'oreillettes	Oreillettes glabres
Pilosité des feuilles inférieures	À pilosité homogène sur les faces
Structure de la semence	Fleuron muni d'une baguette
Taille de l'arête	Supérieure à 3 mm
Nervation des glumes	L'inférieure à 1 nervure, la supérieure à 3
Port de l'inflorescence	Épillets pendants sur de longs pédoncules

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)

Brome âpre Bromopsis ramosa

Critères (➡️)

Carte des observations

Brome âpre
Bromopsis ramosa