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Varieties of different flower structures and functions

07 May

Flowers are the plant’s reproductive structures.

FLOWER PART – (Form and Function )

Peduncle – Flower stalk.

Receptacle – Part of flower stalk bearing the floral organs, at base of flower.

Sepal – leaf-like structures at flower base, protects young flower bud.

Calyx – All the sepals together form the calyx.

Petal – Located in and above the sepals, often large and colourful, sometimes scented, Often serve to attract
pollinators to the plant.

Corolla – All the petals together form the corolla.

Stamen – Male part of the flower, consisting of the anther and filament, makes pollen grains.

Filament – The stalk of the stamen which bears the anther.

Anther – The pollen bearing portion of a stamen.

Pollen – Grains containing the male gametes. Immature male gametophyte with a protective outer covering.

Carpel\Pistil – Female part of the flower. Consisting of the stigma, style and ovary.

Stigma – Often sticky top of carpel, serves as a receptive surface for pollen grains.

Style – The stalk of a carpel, between the stigma and the ovary, through which the pollen tube grows.

Ovary – Enlarged base of the carpel containing the ovule or ovules. The ovary matures to become a fruit.

Ovule – Located in the ovaries. Carries female gametes. Ovules become seeds on fertilization.


 

One response to “Varieties of different flower structures and functions

  1. farhah afieyqah pieyqa

    23/04/2012 at 1:17 pm

    alhamdulillah..syukur ke hadrat ilahi kerana saya telah di lahirkn ke dunia dengan sempurna..ada kelebihan nya dan ada kekurangan nya..amin….

     

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