| Ranunculus
abortivus
L. kidney-leaved buttercup, small-flowered crowfoot Native |
                            
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| Ranunculus
acris
L. tall buttercup Introduced |
                 
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| Ranunculus
allegheniensis
Britton Allegheny buttercup Watch-Listed |
           
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| Ranunculus
bulbosus
L. bulbous buttercup, bulbous crowfoot, St. Anthony's turnip Introduced |
                                 
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| Ranunculus
fascicularis
Muhl. ex Bigelow early buttercup, early crowfoot Watch-Listed |
        
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| Ranunculus
ficaria
L. = Ficaria verna (L.) Huds. lesser celandine, pilewort Invasive |
                       
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| Ranunculus
flabellaris
Raf. yellow water buttercup, yellow water crowfoot Native |
   
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| Ranunculus
micranthus
Nutt. small-flowered buttercup, small-flowered crowfoot Threatened |
       
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| Ranunculus
recurvatus
Poiret var. recurvatus hooked buttercup, hooked crowfoot Native |
                              
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| Ranunculus
repens
L. creeping buttercup, creeping crowfoot Invasive |
                           
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| Ranunculus
sceleratus
L. var. sceleratus cursed buttercup, celery-leaved buttercup, cursed crowfoot, celery-leaved crowfoot Watch-Listed |
      
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