THAILAND NATURE PROJECT
THAILAND NATURE PROJECT
  • Animals
    • Insects of Thailand >
      • Coleoptera - Beetles
      • Hemiptera - True Bugs
      • Lepidoptera - Butterflies
      • Lepidoptera - Moths
      • Odonata - Dragonflies & Damselflies
      • Hymenoptera - Bees, Wasps & Ants
      • Mantodea - Mantids
      • Phasmatodea - Stick Insects
      • Orthoptera - Grasshoppers, Katydids and Crickets
      • Blattodea - Cockroaches
      • Diptera and other Fly families
    • Arachnids of Thailand >
      • Araneae - Spiders
      • Scorpiones - Scorpions
      • Opiliones - Harvestmen
      • Thelyphonida - Whip Scorpions
    • Other Arthropods
    • Reptiles of Thailand
    • Amphibians of Thailand
    • Birds of Thailand
    • Marine Fish of Thailand
    • Mammals of Thailand
  • Plants
    • Plants of Thailand >
      • Angiosperms - Flowering Plants
      • Pteridophytes - Ferns and Fern Allies
    • Plant Families - English - Thai - Chinese names
  • Fungi & Lichen
    • Fungi of Thailand
    • Lichen of Thailand
  • Contact
  • Animals
    • Insects of Thailand >
      • Coleoptera - Beetles
      • Hemiptera - True Bugs
      • Lepidoptera - Butterflies
      • Lepidoptera - Moths
      • Odonata - Dragonflies & Damselflies
      • Hymenoptera - Bees, Wasps & Ants
      • Mantodea - Mantids
      • Phasmatodea - Stick Insects
      • Orthoptera - Grasshoppers, Katydids and Crickets
      • Blattodea - Cockroaches
      • Diptera and other Fly families
    • Arachnids of Thailand >
      • Araneae - Spiders
      • Scorpiones - Scorpions
      • Opiliones - Harvestmen
      • Thelyphonida - Whip Scorpions
    • Other Arthropods
    • Reptiles of Thailand
    • Amphibians of Thailand
    • Birds of Thailand
    • Marine Fish of Thailand
    • Mammals of Thailand
  • Plants
    • Plants of Thailand >
      • Angiosperms - Flowering Plants
      • Pteridophytes - Ferns and Fern Allies
    • Plant Families - English - Thai - Chinese names
  • Fungi & Lichen
    • Fungi of Thailand
    • Lichen of Thailand
  • Contact
Achyranthes aspera.jpg

Achyranthes bidentata  L.

Chaff-flower, Prickly Chaff Flower, Devil's Horsewhip

Plants > Angiosperms > Amaranthaceae​ > Achyranthes aspera
Kingdom: Plantae
Clade: Angiosperms
Class: Dicots
Order: Caryophyllales
Family: Amaranthaceae
Genus: Achyranthes
Species: aspera

  • Common names: Chaff-flower, Prickly Chaff Flower, Devil's Horsewhip
  • Thai names: พันงู Phan ngu, ควยงู Khuai ngu (Central); หญ้าตีนงูขาว Ya tin ngu khao (Bangkok)
  • Chinese names: 土牛膝 tu niu xi
  • Distribution: Bhutan, China, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Philippines, Sikkim, Sri Lanka, Taiwan, Thailand, Vietnam, Africa, SW Asia, Europe.
  • Image locations: Chonburi (Pattaya)
  • Map info: Provinces are highlighted according to phytogeographical areas as used in the Flora of Thailand project.
  • Additional notes: 
Achyranthes aspera image location map.jpg
Image locations

Images of Achyranthes aspera from Thailand.
Achyranthes bidentata.jpg
Achyranthes bidentata Blume Pattaya Chonburi October

References: 
The Plant List
Forest Herbarium - BKF
Flora of China
Please note that individual species identifications do not necessarily represent the opinion of all contributors.

​Main Pages

Insects of Thailand
Arachnids of Thailand
Other Arthropods of Thailand
Birds of Thailand
Reptiles of Thailand
Amphibians of Thailand
Marine Fish of Thailand
Mammals of Thailand
Plants of Thailand
Fungi of Thailand
Lichen of Thailand


©  2022 Thailand Nature Project - All Rights Reserved
No part of this website or any of its contents may be reproduced, copied, modified or adapted, without the prior written consent of the author.