Benson,Lyman <br/><br/>
The relationship of Ranunculus to the North American floras 

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 - USA    1942 
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 - American Journal of Botany   v.29(7) .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>--Ranunculus--Ranunculaceae--Flora--USA--USA<br/>Botanica