Comparaison

Photos

Sorghum halepense

© GA
Critères
Critère
Sorgho d'Alep
Sorghum halepense
Période floraison ou sporulation
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Rareté None
Hauteur mini-maxi 50 - 160 cm
Bord des limbes Echancrures < 20% du limbe
Entier à marge lisse ou scabre
Couleur dominante des pièces pétaloides Pas de calice ni de corolle
Dimension de la fleur en mm Plante à fleurs nues
Pièces florales absentes ou transformées en soies
Disposition des feuilles Tige aérienne avec feuilles
Alternes
Forme de la tige ou de la hampe florale Tige cylindrique
Lisse ou finement striée
Forme des feuilles indivises Rapport longueur / largeur > 10
Linéaire
Habitat Terrain vague, chemin
Hauteur maxi de la plante en cm 1 à 2 mètres
160
Hauteur mini de la plante en cm 50
Nombre d'étamines 3
Nombre de pétales ou de tépales Aucun pétale
Port de la plante Tige dressée
Position de l'ovaire Supère
Structure de la feuille Feuille non découpée
Simple, non découpée
Type biologique Plante terrestre
Plante vivace souterraine
Type d'inflorescence Fleurs regroupées
Epi ou épi composé
Type de fleur Autre
Autre (Voir aide)
Type de fruit Sec indéhiscent
Caryopse
Type de plante Plante herbacée à fleurs
À feuilles linéaires et longues gaines
Inflorescence primaire Epillet
Largeur moyenne des feuilles inférieures 10 - 20 mm
Pilosité des feuilles inférieures Glabres
Position de l'arête des lemmes Dorsale à basale et coudée
Présence d'oreillettes Pas d'oreillettes
Structure de l'inflorescence générale Panicule diffuse
Structure de l'épillet Un seul fleuron fertile
Associé à un fleuron stérile basal
Structure de la semence 1 épillet complet
Portant 2 baguettes, 1 seul caryopse
Taille de l'épillet 5 - 7 mm
Taille de la glume supérieure Dépassant nettement les fleurons
Type de ligule Membraneuse glabre ou courtement ciliée
Sommet de l'inflorescence Épillets par 2 sur un épi de 1 à 2 cm
Carte des observations
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