Biology:Coelorachis

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Coelorachis is a genus of plants in the grass family, widespread across much of Asia, Africa, Australia and the Americas.[1][2] As of September 2025, its taxonomic status is confused.

Taxonomy

The genus Coelorachis was erected by Adolphe-Théodore Brongniart in 1831.[3] Two misspellings (orthographic variants) have created some confusion. In 1836, Stephan Endlicher used the spelling Coelorhachis.[4] In 1882, Ferdinand von Mueller used the spelling Coelorrhacis.[5]

As of September 2025, sources varied in their treatment of the genus. Some treated it as a synonym of the genus Mnesithea.[6][7] Others, like the World Flora Online, treated it as a synonym of the genus Rottboellia.[8] Plants of the World Online treated it as a synonym of the genus Eremochloa.[9]

Species[10][11][12]
  • Coelorachis afraurita (Stapf) Stapf - tropical Africa
  • Coelorachis aurita (Steud.) A.Camus - tropical America from Chiapas + Trinidad to Paraguay
  • Coelorachis balansae (Hack.) A.Camus - Brazil, Argentina, Uruguay, Paraguay
  • Coelorachis cancellata (Ridl.) Bor - Bangka, Pen Malaysia, Thailand, Vietnam
  • Coelorachis capensis Stapf - Cape Province, KwaZulu-Natal
  • Coelorachis clarkei (Hack.) Blatt. & McCann - India, Myanmar
  • Coelorachis cylindrica (Michx.) Nash - southeastern + south-central USA
  • Coelorachis geminata (Hack.) Clayton - Pen Malaysia, Thailand, Kalimantan
  • Coelorachis glandulosa (Trin.) Stapf ex Ridl. - Southeast Asia, New Guinea, Andaman & Nicobar Islands
  • Coelorachis helferi (Hook.f.) Henrard - Pen Malaysia, Indochina
  • Coelorachis impressa (Griseb.) Nash - Cuba
  • Coelorachis khasiana (Hack.) Stapf ex Bor - Yunnan, Sikkim, Bhutan, Arunachal Pradesh, Myanmar
  • Coelorachis lepidura Stapf - Kenya, Tanzania, Mozambique
  • Coelorachis parodiana Henrard - Paraguay, Argentina
  • Coelorachis ramosa (E.Fourn.) Nash - tropical America from Veracruz to southern Brazil
  • Coelorachis rottboellioides (R.Br.) A.Camus - Australia, New Guinea, Philippines, Lesser Sunda Islands
  • Coelorachis rugosa (Nutt.) Nash - Cuba; USA from Texas to New Jersey
  • Coelorachis selloana (Hack.) A.Camus - Brazil, Argentina, Uruguay, Paraguay
  • Coelorachis striata (Steud.) A.Camus - Yunnan, Indochina, eastern Himalayas
  • Coelorachis tessellata (Steud.) Nash - USA (Alabama, Florida, Louisiana, Georgia, Mississippi)
  • Coelorachis tuberculosa (Nash) Nash - Cuba; USA (Alabama, Florida, Georgia)
formerly included[10]

see Eremochloa Hemarthria Lasiurus Mnesithea Phacelurus Rhytachne Rottboellia

  • Coelorachis fasciculata - Phacelurus huillensis
  • Coelorachis forsteriana - Rottboellia coelorachis
  • Coelorachis hirsuta - Lasiurus scindicus
  • Coelorachis laevispica - Rottboellia laevispica
  • Coelorachis loricata - Rhytachne rottboellioides
  • Coelorachis mollicoma - Mnesithea mollicoma
  • Coelorachis muricata - Eremochloa muricata
  • Coelorachis pratensis - Hemarthria pratensis
  • Coelorachis undulatifolia - Phacelurus huillensis

References

Wikidata ☰ Q3347823 entry