| 1. | However, birds from the general region of Uruguay apparently intergrade.
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| 2. | These two subspecies intergrade in areas where they co-occur.
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| 3. | The subspecies intergrade widely in Turkey and the southern Balkans.
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| 4. | They grow together in some areas and there their characteristics may intergrade.
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| 5. | The two species do not overlap, and there is no intergrade zone.
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| 6. | The races intergrade but their pappus which may be 3 centimeters in length.
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| 7. | And then the southern species does intergrade very readily.
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| 8. | The two kinds of fruit intergrade, depending on the state of the endocarp.
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| 9. | The two forms intergrade in central Costa Rica.
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| 10. | Moreover, the description fits that of an intergrade between the other two subspecies.
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