North America Non-native Plant

Ragged Nettlespurge

Botanical name: Jatropha macrorhiza var. macrorhiza

USDA symbol: JAMAM2

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

Ragged Nettlespurge: A Mysterious Native Worth Investigating Have you ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to find growing information? Meet ragged nettlespurge (Jatropha macrorhiza var. macrorhiza), a plant that perfectly embodies this gardening mystery. While its common name ...

Ragged Nettlespurge: A Mysterious Native Worth Investigating

Have you ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to find growing information? Meet ragged nettlespurge (Jatropha macrorhiza var. macrorhiza), a plant that perfectly embodies this gardening mystery. While its common name might sound a bit intimidating, this lesser-known variety deserves a closer look – even if that look reveals more questions than answers.

What We Know (And What We Don’t)

Ragged nettlespurge belongs to the Jatropha genus, a group of plants known for their interesting forms and drought tolerance. However, finding specific information about this particular variety proves challenging. The scientific community sometimes updates plant classifications, and some varieties may be less documented than their more common relatives.

The name ragged nettlespurge gives us a few clues about its appearance – it likely has somewhat irregular or ragged foliage, and despite the nettle in its name, it’s actually related to spurges rather than true nettles.

Geographic Mystery

While we don’t have precise distribution data for this specific variety, plants in the Jatropha genus typically hail from warmer regions, often in the southwestern United States and Mexico. Without more specific information, it’s difficult to pinpoint exactly where you might encounter this plant in the wild.

Should You Plant It?

Here’s where things get tricky for the eager gardener. Without clear information about this plant’s:

  • Growing requirements
  • Mature size
  • Hardiness zones
  • Potential invasiveness
  • Wildlife benefits

It’s hard to give definitive planting recommendations. This doesn’t mean ragged nettlespurge isn’t worth growing – it just means you’d be venturing into uncharted gardening territory.

The Responsible Gardener’s Approach

If you’re determined to grow ragged nettlespurge, here are some sensible steps:

  • Contact local native plant societies or botanical gardens for guidance
  • Research the broader species (Jatropha macrorhiza) for general care hints
  • Start small with any specimens you acquire
  • Monitor the plant carefully for any aggressive spreading behavior
  • Connect with other gardeners who might have experience with this variety

Consider Well-Documented Alternatives

While mystery plants can be exciting, you might want to consider better-documented native alternatives that offer similar benefits without the guesswork. Look for other drought-tolerant natives in your region that have established growing guides and known wildlife benefits.

The Bottom Line

Ragged nettlespurge represents one of gardening’s interesting challenges – a plant that exists in the botanical literature but lacks the detailed growing information most gardeners crave. Whether you choose to take on this mystery plant or opt for better-documented alternatives, remember that every garden benefits from thoughtful plant selection based on solid information.

Sometimes the most responsible thing a gardener can do is admit when we don’t have enough information to make confident recommendations. In the case of ragged nettlespurge, more research is definitely needed before we can fully understand its place in our gardens.

Ragged Nettlespurge

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

Euphorbiales

Family

Euphorbiaceae Juss. - Spurge family

Genus

Jatropha L. - nettlespurge

Species

Jatropha macrorhiza Benth. - ragged nettlespurge

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