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508 buttercup family species
Caltha palustris
Anemonastrum canadense
Aquilegia canadensis
Actaea rubra
Pulsatilla nuttalliana
Coptis trifolia
Actaea pachypoda
Anemonoides quinquefolia
Hepatica acutiloba
Ranunculus repens
Hepatica americana
Aquilegia formosa
Clematis virginiana
Ranunculus acris
Ficaria verna
Anemone virginiana
Pulsatilla occidentalis
Anemone multifida
Ranunculus abortivus
Thalictrum dioicum
Thalictrum pubescens
Thalictrum thalictroides
Clematis occidentalis
Ranunculus glaberrimus
Delphinium nuttallianum
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