North America Non-native Plant

Hippocrepis Emerus Emeroides

Botanical name: Hippocrepis emerus emeroides

USDA symbol: HIEME

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

Synonyms: Coronilla emeroides Boiss. & Spruner (COEM4)   

Hippocrepis emerus emeroides: A Mysterious Mediterranean Plant Have you ever stumbled across a plant name that seems to exist in botanical limbo? Meet Hippocrepis emerus emeroides, a puzzling member of the legume family that’s more mystery than certainty in the gardening world. While this plant technically exists in botanical records, ...

Hippocrepis emerus emeroides: A Mysterious Mediterranean Plant

Have you ever stumbled across a plant name that seems to exist in botanical limbo? Meet Hippocrepis emerus emeroides, a puzzling member of the legume family that’s more mystery than certainty in the gardening world. While this plant technically exists in botanical records, it’s one of those curious cases where the documentation is so sparse that even seasoned gardeners and botanists scratch their heads.

What We Know (And Don’t Know)

Hippocrepis emerus emeroides belongs to the horseshoe vetch genus, and you might occasionally see it listed under its synonym Coronilla emeroides. Beyond these basic botanical facts, reliable information becomes surprisingly elusive. We don’t have confirmed common names, clear native range data, or established growing requirements for this particular plant.

Geographic Distribution

Based on the botanical synonym and related species in the genus, this plant likely originates from the Mediterranean region, but specific distribution data for Hippocrepis emerus emeroides remains unclear or undocumented.

The Challenge for Home Gardeners

Here’s where things get tricky for enthusiastic gardeners. Without reliable information about:

  • Growing conditions and care requirements
  • Hardiness zones
  • Mature size and growth habits
  • Invasive potential
  • Availability from reputable nurseries

It’s difficult to recommend this plant for home cultivation. Gardening success relies on understanding your plants’ needs, and this species leaves us with more questions than answers.

Better Alternatives for Your Garden

If you’re drawn to the idea of growing plants from the Hippocrepis genus, consider these better-documented alternatives:

  • Look for well-established native legumes in your region
  • Research other horseshoe vetch species with clear cultivation guidelines
  • Consult local native plant societies for regionally appropriate alternatives
  • Contact botanical gardens for guidance on similar species

The Bottom Line

While Hippocrepis emerus emeroides exists in botanical literature, the lack of reliable cultivation information makes it a poor choice for home gardens. Sometimes the most responsible gardening decision is knowing when to pass on a plant, especially when so many well-documented, beautiful alternatives are available. Focus your gardening energy on plants with established growing guides, known benefits to local wildlife, and clear native status – your garden (and your sanity) will thank you!

If you’re particularly interested in this species for research purposes, consider reaching out to botanical institutions or Mediterranean plant specialists who might have more detailed information.

Hippocrepis Emerus Emeroides

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

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Hippocrepis L. - hippocrepis

Species

Hippocrepis emerus (L.) Lassen

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