Flowers Search

DESCRIPTIVE TERMS OF THE FLOWER

Pedicel: Stalk of a flower
Sessile: A flower without a stalk. Example-Achyranthes
Pedicellate: A flower with a stalk or pedicel. Example-
china rose
Complete: A flower in which all the four whorls are present. Example-cotton.
Incomplete: A flower in which any one of the four whorl is absent. Example-Cucurbita
Bract: A flower with a leaf like structure at its base.
Bracteate: Flower having Bract.
Ebracteate: Flower without Bract.
Bracteole: leaf like structure present on any part of floral stalk or pedicel.
Bracteolate: Flower with barcteolates.
Unisexual: A flower having either stamen or carpels.If only stamens are present it is said to be staminate and if only carpels are present it is said to be pistillate.
Neuter: Reproductive parts i.e., stamens and carpels absent.
Monoecious: Both reproductive parts found on the same plant.
Dioecious: Only one reproductive part is present on one plant.
Polygamous: If bisexual, unisexual and neutral flowers occur on the same plant.
Achlamydous: Both calyx and corolla absent.
Bisexual: A flower having both stamens and carpels. Example-Mustard
Isomerous: A flower is isomerous when its whorls have equal number of parts or number is one whorl is multiple of the number of other whorl.
Bimerous: A flower in which the number of parts in each whorl is 2 or it’s multiple.
Trimerous: A flower in which the number of parts in each whorl is 3 or it’s multiple. Example- in most monocots.
Tetramerous: A flower in which the number of parts in each whorl is 4 or it’s multiple.
Pentamerous: A flower in which the number of parts in each whorl is 5 or it’s multiple. Example- in most dicots.
Heteromerous: A flower is called heteromerous only when the member in all the whorl is neither the nor any multiple.
Hypogynous: a flower in which the ovary occupies the highest position or is superior and the other floral parts are present below it. Example- Mustard.
Perigynous: A flower in which thalamus grows upwards and bear sepals, petals and stamens on its rim. The ovary is half superior. Example-
Rose
Epigynous: All floral whorls i.e. sepals, petals and stamens arise above ovary, making ovary inferior. Example-apple.

2 comments:

玉苓 said...

IT IS A VERY NICE SUGGESTION, THANK YOU LOTS! ........................................

茂恒 said...

Thx ur share........................................

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