Term
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Definition
| the piece of stem between receptacle and branch. |
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Term
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Definition
the four nodes of modified stem to which the sepals, petals, stamens and carpels, all of which are modified leaves, are attached
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Term
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Definition
| first whorl of modified leaves in the flower. May range from leaf-like to petal-like. |
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Definition
| second whorl of modified leaves in the flower. May attract pollenators on the basis of taste, smell or sight. |
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Definition
| the arrangement of sepals, petals, etc at their nodes. |
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Definition
| the collective term for the sepals |
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Term
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Definition
| collective term for petals |
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Term
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Definition
| collective term for calyx and corolla |
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Term
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Definition
| both calyx and corolla present |
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Term
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Definition
| modified leaves in the third flower whorl that support and produce the male gametophyte |
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Term
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Definition
| collective term for stamens |
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Term
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Definition
| part of the stamen: the stalk holding up the anther |
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Term
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Definition
| part of the stamen: the chambers at the top of the filament where meiosis occurs and pollen is formed |
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Definition
| the pollen, or more specifically, the two cells inside the pollen. |
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Definition
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Definition
| collective term for carpels (pistils) |
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Term
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Definition
| innermost whorl of modified leaves in a flower. Multiple carpels are typically fused together into a pistil. |
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Term
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Definition
| archaic name for carpel. Flower structure that supports and produces the female gametophyte |
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Term
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Definition
| base of the pistil containing ovule(s) |
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Term
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Definition
| neck of the pistil through which pollen tube grows |
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Term
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Definition
| tip of the pistil on which pollen lands and germinates |
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Definition
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Definition
| female gametophyte made up of eight cells. |
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Term
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Definition
| the female gamete, on of the eight cells in the female gametophyte. |
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Term
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Definition
| flowers have flower parts attached above the ovary |
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Term
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Definition
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Term
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Definition
| flowers have flower parts attached around the ovary roughly midway between the point of attachment on the recepticle and the base of the style |
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Term
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Definition
| flowers have flower parts attached below the ovary |
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Term
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Definition
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Term
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Definition
| stamens and pistil(s) in same flower |
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Term
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Definition
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Definition
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Term
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Definition
| own sperm fertilizes own egg |
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Term
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Definition
| pollen is shed and stigma is receptive before the perfect flower opens...a method of enforcing self-pollination. |
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Term
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Definition
| pollen shed before stigma receptive. Enforces outcrossing. |
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Term
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Definition
| stigma receptive before pollen shed. Enforces outcrossing. |
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Term
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Definition
| biochemical reaction that either prevents germination of own pollen on own stigma, or slows growth of own pollen tube in own style. |
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Definition
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Definition
| (imperfect female) flowers |
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Term
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Definition
| staminate and pistillate flowers on same plant. Monoecious imperfect plants are like corn...separate male and female flowers on the same plant. |
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Term
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Definition
| plants with either pistillate or staminate flowers |
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Term
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Definition
| When petals and sepals are indistinguishable |
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Term
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Definition
Make up gynoecium; made of 3 parts:
1) stigma (at tip)
2) style (the stalk)
3) ovary (swollen base)
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