Achyranthes bidentata
Pig's Knee, Ruderal Chaff Flower
Also known as: Achyranthes aspera var. fruticosa (Lam.) Boerl. +14 more
- Achyranthes aspera var. fruticosa (Lam.) Boerl.
- Achyranthes bidentata f. rubra F.C.Ho
- Achyranthes bidentata subsp. bidentata
- Achyranthes bidentata var. bidentata
- Achyranthes bidentata var. hachijoensis (Honda) H.Hara
- Achyranthes bidentata var. tomentosa (Honda) H.Hara
- Achyranthes bidentata var. villosa J.L.Lin
- Achyranthes chinensis Osbeck
- Achyranthes fauriei f. rotundifolia Ohwi
- Achyranthes fauriei H.Lév. & Vaniot
- Achyranthes fauriei var. tomentosa Honda
- Achyranthes hispida Moq.
- Achyranthes mauritiana Moq.
- Achyranthes mollicula Nakai
- Achyranthes ogatai Yamam.
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Amaranthaceae
- WCVP Morphological Data: Recorded natively as a subshrub.
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Achyranthes bidentata (commonly known as Pig's Knee or Ruderal chaff flower) is a shrub within the Amaranthaceae family. It originates in Temperate Asia, Tropical Asia, and the Pacific. Within its native range, this species is primarily associated with seasonally dry tropical conditions.
Macro Climate
Tropical
Plant Type
Shrub
Native Range
Continents (WGSRPD)
ASIA-TEMPERATE, ASIA-TROPICAL, PACIFIC
Regions (WGSRPD)
China, Eastern Asia, Indian Subcontinent, Indo-China, Malesia, Northwestern Pacific, Papuasia
Botanical Countries (WGSRPD L3)
Assam, Bangladesh, Borneo, Cambodia, Caroline Is., China North-Central, China South-Central, China Southeast, East Himalaya, Hainan, India, Japan, Jawa, Korea, Laos, Lesser Sunda Is., Malaya, Maluku, Marianas, Myanmar, Nansei-shoto, Nepal, New Guinea, Nicobar Is., Ogasawara-shoto, Pakistan, Philippines, Solomon Is., Sri Lanka, Sulawesi, Sumatera, Taiwan, Thailand, Tibet, Vietnam, West Himalaya
Introduced Range
Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
Alabama, Angola, Cameroon, Gulf of Guinea Is., Illinois, Kentucky, Nigeria, Ohio, Ontario, Primorye, Tennessee, West Virginia