North America Non-native Plant

Ranunculus Hydrocharoides Var. Natans

Botanical name: Ranunculus hydrocharoides var. natans

USDA symbol: RAHYN

Native status: Not native but doesn't reproduce and persist in the wild

The Mystery Plant: Ranunculus hydrocharoides var. natans If you’ve stumbled across the name Ranunculus hydrocharoides var. natans in your plant research, you’ve discovered one of botany’s more elusive characters. This particular variety of buttercup is so rare in cultivation and documentation that it’s practically a botanical unicorn! What We Know ...

The Mystery Plant: Ranunculus hydrocharoides var. natans

If you’ve stumbled across the name Ranunculus hydrocharoides var. natans in your plant research, you’ve discovered one of botany’s more elusive characters. This particular variety of buttercup is so rare in cultivation and documentation that it’s practically a botanical unicorn!

What We Know (And What We Don’t)

Here’s the honest truth about Ranunculus hydrocharoides var. natans: reliable information about this specific variety is incredibly scarce. While the broader Ranunculus genus includes hundreds of species of buttercups found worldwide, this particular variety appears to be either extremely rare, poorly documented, or possibly represents a taxonomic classification that’s still being sorted out by botanists.

The Challenge for Gardeners

For gardeners hoping to add this plant to their collection, you’re facing a significant challenge. Without clear information about its:

  • Native range and distribution
  • Growing requirements and conditions
  • Size and growth habits
  • Hardiness zones
  • Availability in the nursery trade

It’s nearly impossible to provide reliable cultivation advice.

What Should Gardeners Do?

If you’re interested in this plant, here are some practical next steps:

  • Verify the identification: Double-check that this is indeed the plant you’re looking for, as plant names can sometimes be confused or misapplied
  • Consult botanical experts: Reach out to local botanical gardens, universities, or native plant societies for more information
  • Consider alternatives: Look into other Ranunculus species that are better documented and available for cultivation
  • Be patient: Sometimes rare plants take time to become better understood and available to gardeners

A Word of Caution

Given the uncertainty surrounding this variety, we can’t make recommendations about whether it’s appropriate for your garden, what conditions it prefers, or even whether it’s readily available. If you do encounter this plant, proceed with caution and ensure any plant material comes from reputable, ethical sources.

The Takeaway

Sometimes in the plant world, we encounter species and varieties that remain tantalizingly out of reach for home gardeners. Ranunculus hydrocharoides var. natans appears to be one of these botanical mysteries. While we can’t provide a growing guide today, perhaps future research will shed more light on this elusive buttercup variety.

In the meantime, there are plenty of well-documented native buttercup species that can bring similar charm to your garden while supporting local ecosystems. Sometimes the best plant for your garden is the one you can actually grow successfully!

Ranunculus Hydrocharoides Var. Natans

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Ranunculaceae Juss. - Buttercup family

Genus

Ranunculus L. - buttercup

Species

Ranunculus hydrocharoides A. Gray - frogbit buttercup

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA