Comparaison

Photos

Apera interrupta
© GH
Critères
Critère
Agrostis interrompu
Apera interrupta
Période floraison ou sporulation
  • J
  • F
  • M
  • A
  • M
  • J
  • J
  • A
  • S
  • O
  • N
  • D
Rareté Très rare (RR)
Hauteur mini-maxi 15 - 60 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
Fréquence Très rare (RR)
Habitat Terrain sec
Hauteur maxi de la plante en cm 31 à 60 cm
60
Hauteur mini de la plante en cm 15
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 annuelle
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 1 - 2 mm
2 - 4 mm
Pilosité des feuilles inférieures Glabres
Position de l'arête des lemmes Terminale courte (< 10 cm)
Présence d'oreillettes Pas d'oreillettes
Structure de l'inflorescence générale Panicule diffuse
Structure de l'épillet Un seul fleuron fertile
Sans autres pièces
Structure de la semence 1 seul fleuron
Fleuron muni d'une baguette
Taille de l'épillet < 3 mm
Taille de la glume supérieure Dépassant nettement les fleurons
Type de ligule Membraneuse glabre ou courtement ciliée
Détail de l'épillet Arête presque terminale droite > 4 mm
Forme de l'inflorescence Panicule contractée restant étroite à maturité
Taille des étamines Anthères < 0,5 mm
Carte des observations
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