2. Les caractères généraux de la fleur

2. Les caractères généraux de la fleur

2. Les caractres gnraux de la fleur anthre filet

pistil rceptacle (infre)

Pdoncule floral Les principales parties d'une fleur (Fleur de cerisier, Famille des Rosaces)

tamine Symtrie de la fleur Fleur actinomorphe Symtrie par rapport un axe

Fleur zygomorphe Symtrie par rapport un plan Fleur zygomorphe

Une fleur actinomorphe (type 4) Fleurs compltes / incompltes

Fleur complte Fleur aptale dEuphorbe Le Mas, plante monoque (Zea mays Famille des Poaces)

Inflorescence femelle Inflorescence mle

Le lychnis dioque, une plante dioque. A gauche fleur femelle (5 stigmates visibles), droite, fleur mle (10 tamines) Famille des caryophyllaces

Insertion des pices florales Ovaire supre / fleur hypogyne Insertion des pices florales

Ovaire infre / fleur pigyne

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