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The rest of the spines were in my leg... Prickly pear (Opuntia sp.), SW Texas | by Dallas Krentzel
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The rest of the spines were in my leg... Prickly pear (Opuntia sp.), SW Texas

Opuntia sp.

 

For a discussion on why Opuntia of the Galapagos are so neat, and their relationship with the endemic giant tortoises, see this image: www.flickr.com/photos/31867959@N04/6012346984/in/set-7215...

 

For a discussion on why I find Opuntia so neat morphologically, developmentally, and functionally: see this image: www.flickr.com/photos/31867959@N04/7457728654/in/set-7215...

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Taken on May 15, 2011