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28 Cards in this Set
- Front
- Back
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Flower |
Also knowm as bloom or blossom. It is the reproductive structure found in flowerimg plants. |
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Diaspores |
Some flowers produce it without fertilization |
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Sporangia |
Flowers contains it and are the site where gametophytes develop. |
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Beautify, object of romance, ritual, religion, medicine, and as a food |
Usage of flowers |
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Bracteoles |
A leaf that functions as a flower maybe an ordinary leaf |
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Floral branch |
no elongation of internodes |
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Calyx |
The outermost whorl consistimg of units called sepals; these are typically green and enclose the rest of the flower in the bud stage |
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Corolla |
Next whorl toward the apex, consisting of units called petals, which are typically thin, soft, colored to attract animals that help the process of pollination |
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Androecium |
Consisting of units called stamen. |
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A stalk called a fillament An anther |
Parts of the stamens |
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Anther |
Where pollen is produced by meiosis amd evemtually dispersed |
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Gynoecium |
The innermost whorl of a flower, consisting of one or more units called carpels |
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Ovary |
The carpel or multiple fused carpels form a hollow structure |
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Ovules |
The ovary produces it internally. Are megasporangia |
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Pistil |
The gynoecium of a flower is also described using an alternative terminology wherein the structure ones sees the innermost whorl
Consists of a single carpel or a number pf carpels fused together Female sexual organ |
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Ovary, sytle, stigma |
Comopsition of the innermost whorl |
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Stigma |
The sticky tip of the pistil
Is the receptor of pollen Serves as a "landing pad" |
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Style |
The supportive stalk Becomes the pathway for pollen tubes to grow from grains adhering to the stigma |
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Ranunculaceae |
The petals are greatly reduced and in many species the sepals are colorful and petal-like |
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Stamen |
Are male sexual organ of the flower Consists of anther which contains pollen |
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Placenta |
The part of the ovary where the funiculus attatches |
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Funiculi |
The umbilical cord of the plant |
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Basal placentatiom |
The placenta is at the base of the ovary |
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Apical placentatiom |
The placenta is at the apex of the ovary |
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Parietal placentation |
The placentas are in the ovary wall within a non-sectioned ovary |
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Axile placentation |
The ovary is sectioned by radial spokeswith placentas in separate locules |
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Central placentation |
The placentas are im a central column within a non-sectioned ovary |
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Marginal placentation |
there is only one elongated placenta on one side of the ovary. |
