Comparaison

Photos

Setaria italica
© GA
Critères
Critère
Sétaire verte
Setaria italica
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très commune (CC)
Hauteur mini-maxi 30 - 160 cm
Couleur dominante des pièces pétaloides
Pas de calice ni de corolle
Habitat
Terrain vague, chemin
Proximité habitations, parcs
Champ cultivé, vigne
Nombre de pétales ou de tépales
Aucun pétale
Nombre d'étamines
3
Port de la plante
Tige dressée
Position de l'ovaire
Supère
Inflorescence primaire
Epillet
Pilosité des feuilles inférieures
Glabres
Position de l'arête des lemmes
Absente
Largeur moyenne des feuilles inférieures
4 - 10 mm
10 - 20 mm
Présence d'oreillettes
Pas d'oreillettes
Structure de l'inflorescence générale
Panicule contractée cylindrique
Taille de l'épillet
< 3 mm
Taille de la glume supérieure
Égalant environ l'ensemble des fleurons
Type de ligule
Remplacée par des poils ou longuement ciliée
Accroche de l'inflorescence
Lisse, non accrochante
Aspect du fleuron fertile
Masqué et finement ponctué
Caractère particulier de l'inflorescence
Rameaux stériles ressemblant à des arêtes ou soies
Couleur des arêtes de l'inflorescence
Verdâtre ou pourprée
Type de plante
Plante herbacée à fleurs
  • À feuilles linéaires et longues gaines
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 > 10
  • Linéaire
Bord des limbes
Echancrures < 20% du limbe
  • Entier à marge lisse ou scabre
Type de fleur
Autre
  • Autre (Voir aide)
Dimension de la fleur en mm
Plante à fleurs nues
  • Pièces florales absentes ou transformées en soies
Type d'inflorescence
Fleurs regroupées
  • Epi ou épi composé
Type de fruit
Sec indéhiscent
  • Caryopse
Forme de la tige ou de la hampe florale
Tige cylindrique
  • Lisse ou finement striée
Structure de l'épillet
Un seul fleuron fertile
  • Associé à un fleuron stérile basal
Structure de la semence
1 épillet complet
  • Sans pédoncule ni baguette, 1 seul caryopse
Carte des observations
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