Lactuca ludoviciana (Nutt.) Riddell  
Family: Asteraceae
biannual lettuce,  more...
[Lactuca campestris Greene,  more]
Lactuca ludoviciana image
Russ Kleinman  
Lactuca ludoviciana image
Russ Kleinman  
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
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Lactuca ludoviciana image
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Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
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Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
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Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
Lactuca ludoviciana image
The National Science Foundation
This project made possible by National Science Foundation Award 1410069