Free images results:
 

Lime pictures, stock photos and images

 
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Mojito Royalty Free Stock Photos
Author: Barsik
FRUITS Royalty Free Stock Photos
Author: Sax
Octopus Royalty Free Stock Photos
Author: Red2000
 
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Also, here are some commercial RF-licensed images that match your search criteria:  
Key lime pie Stock Photography
Author: Mg7