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Rock Buttercup (Ranunculus micranthus Nutt.)

Also known as small-flowered crowfoot.

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Rock Buttercup
Photo © Fluff Berger, CC BY-SA 4.0.

Summary

An uncommon biennial to short-lived perennial with inconspicuous flowers; often found in rocky, moist habitats, often calcium-rich ones.

Range - Expand

LegendColor
Native
Native or Not Present

This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.

Although this plant occurs somewhere in each of these regions, it may only occur in a small part of some or all of them.

Similar Plants

thumbnail of Small-Flowered Buttercup
Small-Flowered Buttercup (Ranunculus abortivus)
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Habitat

Found in rich woods, on rocky hillsides, ridges or ledges, savannas, and streambanks, especially on calcium-rich soils. Also found in anthropogenic habitats including abandoned fields, cemetaries, roadsides, and other disturbed areas. Relative to the similar R. abortivus, this species is more likely to occur in undisturbed natural habitats.

Usually found in wet-to-mesic conditions, especially locally-wet sites like seeps, in drier habitats.

Life Cycle

This species is a biennial or short-lived perennial.

Ranunculus micranthus (rock buttercup) | USDA PLANTS Database (About This Site)

Ranunculus micranthus | Go Botany (About This Site)

Rock Buttercup | iNaturalist (About This Site)

Ranunculus micranthus | Biota of North America Project (BONAP) (About This Site)

Ranunculus micranthus | NatureServe Explorer (About This Site)

Ranunculus micranthus | Flora of North America (About This Site)

Ranunculus micranthus | Missouri Plants (About This Site)

Rock Buttercup | Maryland Biodiversity Project (About This Site)

Ranunculus micranthus Nutt. (Rock Buttercup) | Digital Atlas of the Virginia Flora (About This Site)

Photo gallery

Photo © Jamie Christie, CC BY-SA 4.0.
Photo © Fluff Berger, CC BY-SA 4.0.
Photo © Shaun Pogacnik, Public Domain.
Photo © Shaun Pogacnik, Public Domain.
Photo © Annabelle Dempsey, CC BY 4.0.