[gitmo]

No, he had no reaction to apple or pear. Slight reaction to birch pollen.

[muawiyah]

An allergy to birch pollen is not significant. An allergy to bark, leaves, or "edible portions" is very serious ~ fortunately few of us try to eat them at these latitudes.

In the far North birch trees grow up to be small shrubs full of cyanide.