North America Non-native Plant

Rosa ×anemonoides

Botanical name: Rosa ×anemonoides

USDA symbol: ROAN5

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

Rosa ×anemonoides: The Mystery Rose That May Not Exist If you’ve stumbled across the name Rosa ×anemonoides in your gardening research, you might be scratching your head – and for good reason. This particular rose name is something of an enigma in the botanical world, and there’s a good chance ...

Rosa ×anemonoides: The Mystery Rose That May Not Exist

If you’ve stumbled across the name Rosa ×anemonoides in your gardening research, you might be scratching your head – and for good reason. This particular rose name is something of an enigma in the botanical world, and there’s a good chance you won’t find much reliable information about it anywhere else.

What We Know (And Don’t Know)

Here’s the honest truth: Rosa ×anemonoides appears to be either an extremely rare hybrid rose, an outdated botanical name, or possibly even an invalid designation altogether. The × symbol indicates it would be a hybrid between two rose species, but finding concrete information about this particular cross is nearly impossible.

Without a verified common name or clear documentation in major botanical databases, this rose remains a mystery. The geographical distribution is unknown, and we can’t determine its native status or whether it poses any invasive concerns.

Why This Matters for Your Garden

As a gardener, encountering obscure plant names like this can be frustrating. If you’re considering adding Rosa ×anemonoides to your landscape, here’s what you should know:

  • You’re unlikely to find this plant at nurseries or in seed catalogs
  • Without reliable growing information, successful cultivation would be challenging
  • The plant’s characteristics, hardiness zone, and care requirements are unknown

Better Alternatives for Your Garden

Instead of chasing this botanical ghost, consider these well-documented native and naturalized roses that offer proven garden performance:

  • Rosa carolina (Carolina Rose) – A hardy native rose perfect for naturalized areas
  • Rosa virginiana (Virginia Rose) – Excellent for wildlife gardens with beautiful fall color
  • Rosa woodsii (Woods’ Rose) – Great for western gardens and drought tolerance

The Takeaway

While the mystery of Rosa ×anemonoides might intrigue plant collectors and botanists, practical gardeners are better served by choosing roses with established track records. Stick with well-documented species and cultivars that offer reliable information about growing conditions, care requirements, and expected performance.

If you’re passionate about rare or unusual roses, connect with local rose societies or botanical gardens – they might have insights into obscure varieties. But for most gardening projects, there are plenty of beautiful, well-understood roses that will give you the results you’re looking for without the guesswork.

Rosa ×anemonoides

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Rosa L. - rose

Species

Rosa ×anemonoides Rehder (pro sp.) [excluded] (pro sp.)

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