Hibiscus is a shrub which belongs to the family Malvaceae.The Hibiscus flower grows from the axil of a leaf like structure.Hibiscus flower is a bisexual flower as it has both male and female reproductive part in the same flower.
There are four whorls in a typical Hibiscus flower.They are calyx,corolla,androecium and gynoecium.
Calys:It is made up of sepals.Five sepals are united together to form a cup like structure which is called gamosepalous.Calyx protect the flower in the bud stage.
Corolla-It is made up five petals which are in free condition.The petals are brightly coloured to attract the insects for pollination.
Androecium-It is the male reproductive part. Androecium in Hibiscus consist of anther and filament.Inside the anther they contains pollengrains which contains the male gametes..They produce numerous stamens and the filaments of all the stamens are united to form a single bundle and such a condition is called monadelphous.
Gynoecium-It is the female reproductive part.It consist of ovary,style and stigma.Hibiscus flower consist of 5 carpels which are united.The ovules are developed on the placenta at the central axis of the septa.
Hibiscus flower contain all the floral whorls.So, it is also known as a complete flower.
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Very nice it helped me a lot.... ..thank you for this information
ReplyDeleteVery nice can u also write a blog on whorls of rose,sunflower,Royal poinciana(Gulmohar),etc
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