North America Non-native Plant

Cimmeron

Botanical name: Leucophyllum zygophyllum

USDA symbol: LEZY

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

Cimmeron (Leucophyllum zygophyllum): A Mysterious Desert Plant If you’ve stumbled across the name cimmeron or Leucophyllum zygophyllum in your plant research, you’re likely scratching your head – and for good reason! This particular plant name presents quite the botanical puzzle that even experienced gardeners and plant enthusiasts might find confusing. ...

Cimmeron (Leucophyllum zygophyllum): A Mysterious Desert Plant

If you’ve stumbled across the name cimmeron or Leucophyllum zygophyllum in your plant research, you’re likely scratching your head – and for good reason! This particular plant name presents quite the botanical puzzle that even experienced gardeners and plant enthusiasts might find confusing.

The Mystery Behind the Name

While Leucophyllum is a well-established genus of beautiful desert shrubs beloved by gardeners in arid regions, Leucophyllum zygophyllum doesn’t appear in current botanical databases or scientific literature as a recognized species. This could mean several things: it might be an outdated name, a misidentification, or perhaps a very obscure regional variant that hasn’t been widely documented.

What We Do Know About Leucophyllum

The Leucophyllum genus includes several fantastic native plants commonly known as cenizo, barometer bush, or Texas sage. These shrubs are:

  • Drought-tolerant champions perfect for xeriscaping
  • Known for their silvery-gray foliage and masses of tubular flowers
  • Excellent choices for hot, dry climates
  • Valuable for attracting butterflies, bees, and hummingbirds

Geographic Distribution

Since we cannot confirm the specific distribution of Leucophyllum zygophyllum, it’s impossible to provide accurate geographic information. However, most Leucophyllum species are native to the southwestern United States and northern Mexico, thriving in desert and semi-desert conditions.

What Should Gardeners Do?

If you’re interested in growing what you believe to be cimmeron or Leucophyllum zygophyllum, here’s our recommendation:

  • Double-check your plant identification with local native plant societies or botanical experts
  • Consider well-documented Leucophyllum species like L. frutescens (cenizo) or L. langmaniae (Langman’s sage)
  • Contact your local extension office for guidance on appropriate native alternatives
  • If you have a specimen, consider having it properly identified by a botanist

Better Safe Than Sorry

While we love a good plant mystery, when it comes to adding new species to your garden, it’s always best to work with plants that have been properly identified and documented. This ensures you understand their growth habits, care requirements, and ecological impact.

If you’re drawn to the idea of silvery desert shrubs with beautiful flowers, explore the many confirmed Leucophyllum species available. They offer all the drought tolerance and wildlife benefits you could want, with the added bonus of proven garden performance and established care guidelines.

Have you encountered this mysterious plant name in your gardening adventures? We’d love to hear about your experience and help solve this botanical puzzle together!

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Leucophyllum Bonpl. - barometerbush

Species

Leucophyllum zygophyllum I.M. Johnst. - cimmeron

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