North America Non-native Plant

Coelorachis Rottboellioides

Botanical name: Coelorachis rottboellioides

USDA symbol: CORO10

Habit: grass

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

Coelorachis rottboellioides: An Elusive Grass Worth Understanding If you’ve stumbled across the name Coelorachis rottboellioides in your botanical wanderings, you’re not alone in scratching your head. This mysterious member of the grass family (Poaceae) is one of those plants that seems to exist more in scientific nomenclature than in our ...

Coelorachis rottboellioides: An Elusive Grass Worth Understanding

If you’ve stumbled across the name Coelorachis rottboellioides in your botanical wanderings, you’re not alone in scratching your head. This mysterious member of the grass family (Poaceae) is one of those plants that seems to exist more in scientific nomenclature than in our everyday gardening conversations.

What We Know (And Don’t Know)

Coelorachis rottboellioides belongs to the monocot group of plants, specifically within the diverse world of grasses and grass-like plants. The genus Coelorachis does exist in botanical literature, encompassing several grass species, but information specifically about C. rottboellioides is remarkably scarce.

Here’s what makes this plant particularly puzzling:

  • No widely recognized common name exists
  • Geographic distribution information is unavailable
  • Native status and range are undefined
  • Growing requirements remain unknown

The Challenge of Obscure Species

Sometimes in the plant world, we encounter species that exist primarily in scientific collections or specialized databases without much practical gardening information. Coelorachis rottboellioides appears to fall into this category. This could mean several things:

  • It might be a very rare or regionally specific species
  • The name could represent a taxonomic synonym that’s no longer widely used
  • It may have limited distribution or ecological significance
  • Information simply hasn’t been widely documented or shared

What This Means for Gardeners

If you’re considering this plant for your garden, you’ll face some significant challenges. Without clear information about its native range, growing requirements, or ecological role, it would be difficult to provide appropriate growing conditions or understand its place in your local ecosystem.

Instead of pursuing this mysterious grass, consider exploring well-documented native grass alternatives in your region. Your local native plant society or extension office can recommend beautiful, ecologically beneficial grasses that will thrive in your specific climate and soil conditions.

The Importance of Reliable Plant Information

This situation highlights why it’s crucial to work with reputable plant sources and well-documented species when planning your garden. Plants with clear growing guidelines, known ecological benefits, and established garden performance give you the best chance of success while supporting local wildlife and ecosystems.

If you have specific information about Coelorachis rottboellioides or have encountered it in the wild, consider contributing to botanical databases or contacting local botanical institutions. Every piece of information helps build our collective understanding of plant diversity.

Moving Forward

While the mystery of Coelorachis rottboellioides remains unsolved for now, this serves as a reminder of how much we still have to learn about the plant kingdom. For your gardening projects, focus on well-documented native species that will provide reliable beauty, wildlife habitat, and ecological benefits in your landscape.

Coelorachis Rottboellioides

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Coelorachis Brongn. - jointtail grass

Species

Coelorachis rottboellioides (R. Br.) A. Camus

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