| 1. | This structure is called the perigynium or utricle, a modified prophyll.
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| 2. | The fruit is coated in a fuzzy to woolly perigynium.
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| 3. | The perigynium covering the fruit has a dark center and greenish margins.
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| 4. | The fruit is covered in a sac called a perigynium which is somewhat hairy.
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| 5. | The fruit is enclosed in a brown perigynium.
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| 6. | Perigynium features aid in fruit dispersal.
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| 7. | The fruit is coated in a winged, curved, light-colored sac called a perigynium.
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| 8. | The fruit is covered in a sac called a perigynium, which is green with a white beak.
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| 9. | The shape, venation, and vestiture ( hairs ) of the perigynium are important structures for distinguishing " Carex " species.
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| 10. | The fruit of " Carex " is a dry, one-seeded indehiscent achene or nut which grows within the perigynium.
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