| 41. | Flowers are 5-merous with united sepals and petals long.
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| 42. | The number of sepals in a flower is its merosity.
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| 43. | The development and form of the sepals vary considerably among flowering plants.
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| 44. | The sepals are fused at the base and frequently caudate.
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| 45. | The three sepals and the two lateral petals are ovate and acuminate.
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| 46. | The lip is flat and resembles the petals and sepals.
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| 47. | The sepal arrangement is a characteristic property of the family.
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| 48. | Below the corolla, 5 leaf-like sepals form the calyx.
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| 49. | The showy part of the flower consists of sepals, not petals.
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| 50. | The lip is enormous, partially blocking the small petals and sepals.
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