Ranunculaceae — Buttercup Family
Ranunculus abortivus L.
Ranunculus abortivus L.
Ranunculus abortivus L. is a small buttercup with a range of traditional Native American uses.
Ranunculus acaulis Banks & Sol.
Ranunculus acaulis Banks & Sol.
Ranunculus acaulis, or dune buttercup, is a small perennial herb native to parts of Oceania, southern Australia, Chile, and the Falkland Islands.
Ranunculus aconitifolius L.
Ranunculus aconitifolius L.
Ranunculus aconitifolius is a perennial flowering plant in the buttercup family native to central Europe, with a cultivated variety holding a Royal Horticultural Society award.
Ranunculus acris L.
Ranunculus acris L.
Ranunculus acris L. is a herbaceous perennial buttercup with toxic properties, native to Eurasia and naturalized worldwide, with traditional Native American uses.
Ranunculus alismifolius Geyer ex Benth.
Ranunculus alismifolius Geyer ex Benth.
Ranunculus alismifolius, or plantainleaf buttercup, is a variable perennial buttercup native to moist mountain habitats in western North America.
Ranunculus aquatilis L.
Ranunculus aquatilis L.
Ranunculus aquatilis (white water-crowfoot) is an aquatic flowering plant native to Europe, western North America, and northwest Africa.
Ranunculus arvensis L.
Ranunculus arvensis L.
Ranunculus arvensis (corn/field buttercup) is a Ranunculaceae species native to Europe, introduced as a weed elsewhere.
Ranunculus asiaticus L.
Ranunculus asiaticus L.
Ranunculus asiaticus, Persian buttercup, is a herbaceous perennial native to Eurasia and Africa, widely grown as an ornamental.
Ranunculus auricomus L.
Ranunculus auricomus L.
Ranunculus auricomus is a variable perennial herb native to Eurasia, Greenland, and Alaska, most often found in base-rich deciduous woodlands.
Ranunculus bulbosus L.
Ranunculus bulbosus L.
Ranunculus bulbosus L. (bulbous buttercup) is a toxic flowering buttercup native to Western Europe and introduced to North America.
Ranunculus bullatus L.
Ranunculus bullatus L.
Ranunculus bullatus L. is a yellow-flowered autumn-blooming plant native to the Mediterranean region that grows in dry, rocky sites and open fields.
Ranunculus californicus Benth.
Ranunculus californicus Benth.
Ranunculus californicus Benth. is a flowering buttercup cultivated as an ornamental for native plant gardens.
Ranunculus cassubicus L.
Ranunculus cassubicus L.
Ranunculus cassubicus is a flowering plant in the Ranunculaceae family native from eastern Europe to Central Asia.
Ranunculus circinatus Sibth.
Ranunculus circinatus Sibth.
Ranunculus circinatus is a flowering plant in the Ranunculaceae family, native from Europe to Central Asia.
Ranunculus cortusifolius Willd.
Ranunculus cortusifolius Willd.
Ranunculus cortusifolius Willd. is a hairy-stemmed buttercup with showy glossy yellow flowers that hybridizes with R. asiaticus.
Ranunculus eschscholtzii Schltdl.
Ranunculus eschscholtzii Schltdl.
Ranunculus eschscholtzii is a hairless perennial herb native to western North America, growing yellow flowers in open rocky mountain habitats.
Ranunculus fascicularis Muhl. ex Bigelow
Ranunculus fascicularis Muhl. ex Bigelow
Ranunculus fascicularis, the early buttercup, is a perennial North American buttercup that blooms in early spring and grows in dry open habitats.
Ranunculus flabellaris Raf. ex Bigelow
Ranunculus flabellaris Raf. ex Bigelow
Ranunculus flabellaris, or yellow water buttercup, is a heterophyllous aquatic perennial flowering plant native to most of North America.
Ranunculus flammula L.
Ranunculus flammula L.
Ranunculus flammula (lesser spearwort) is a poisonous perennial herb in the buttercup family that grows in damp boreal habitats.
Ranunculus glaberrimus Hook.
Ranunculus glaberrimus Hook.
Ranunculus glaberrimus is a small early-flowering toxic buttercup native to western North America.
Ranunculus glacialis L.
Ranunculus glacialis L.
Ranunculus glacialis, the glacier buttercup, is an Arctic-alpine perennial herb in the Ranunculaceae family.
Ranunculus gmelinii DC.
Ranunculus gmelinii DC.
Ranunculus gmelinii is a perennial herbaceous buttercup native to northern North America and Eurasia that grows in wet habitats.
Ranunculus gramineus L.
Ranunculus gramineus L.
Grass-leaved buttercup (Ranunculus gramineus) is a western Mediterranean native flowering plant that holds the RHS Award of Garden Merit.
Ranunculus hispidus Michx.
Ranunculus hispidus Michx.
Ranunculus hispidus Michx. is a North American native buttercup with yellow flowers, mildly toxic foliage, and seeds eaten by birds and rodents.
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