North America Non-native Plant

Rhamnus Libanotica

Botanical name: Rhamnus libanotica

USDA symbol: RHLI3

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

Rhamnus libanotica: The Mysterious Buckthorn Ever stumbled across a plant name that seems to vanish into thin air when you try to research it? Welcome to the puzzling world of Rhamnus libanotica, a buckthorn species that’s more elusive than a cat avoiding bath time. If you’ve encountered this botanical name ...

Rhamnus libanotica: The Mysterious Buckthorn

Ever stumbled across a plant name that seems to vanish into thin air when you try to research it? Welcome to the puzzling world of Rhamnus libanotica, a buckthorn species that’s more elusive than a cat avoiding bath time. If you’ve encountered this botanical name somewhere and are wondering whether to add it to your garden, you’re not alone in scratching your head.

The Mystery Plant Challenge

Rhamnus libanotica belongs to the buckthorn family, but here’s the thing – reliable information about this specific species is surprisingly scarce. While the Rhamnus genus includes well-known plants like European buckthorn and Italian buckthorn, our mysterious R. libanotica doesn’t appear in most standard gardening references or native plant databases.

What We Know About Buckthorns Generally

Since specific information about R. libanotica is limited, let’s talk about what buckthorns typically offer:

  • Most are hardy shrubs or small trees
  • Many produce small berries that birds enjoy
  • They’re generally tough plants that tolerate various conditions
  • Some species are native treasures, while others are invasive troublemakers

The Geographic Mystery

The name libanotica suggests a connection to Lebanon or the broader Levantine region, but without confirmed distribution data, we can’t say for certain where this plant naturally occurs or whether it’s native to North America.

Should You Plant It?

Here’s where things get tricky. Without knowing the native status, invasive potential, or growing requirements of Rhamnus libanotica, it’s impossible to give a definitive recommendation. If you’re considering this plant:

  • Double-check the plant identification with local experts
  • Verify it’s not an invasive species in your area
  • Confirm it’s suited to your climate and growing conditions
  • Consider well-documented native alternatives instead

Better Safe Than Sorry: Native Alternatives

Instead of wrestling with a mystery plant, consider these well-documented native buckthorn alternatives:

  • Carolina Buckthorn (Frangula caroliniana) – a lovely native with great wildlife value
  • Alder-leaf Buckthorn (Rhamnus alnifolia) – perfect for wet areas
  • Cascara (Frangula purshiana) – a Pacific Northwest native

The Bottom Line

Rhamnus libanotica remains an enigma in the gardening world. While the mystery is intriguing, successful gardening usually relies on plants with well-documented growing requirements and known ecological impacts. If you’re set on exploring this species, work with botanical experts, reputable nurseries, and local extension services to verify its identity and suitability for your garden.

Sometimes the most responsible choice is to admire a plant’s mystery from afar while choosing better-understood species for your landscape. Your garden – and local ecosystem – will thank you for the thoughtful approach.

Rhamnus Libanotica

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

Rhamnales

Family

Rhamnaceae Juss. - Buckthorn family

Genus

Rhamnus L. - buckthorn

Species

Rhamnus libanotica Boiss.

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