Asteraceae

Nodeweed

Synedrella nodiflora Gaertn.

Family: Asteraceae
Genus: Synedrella

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Nodeweed: Synedrella nodiflora (pakaka in Tonga), a weed, almost lookalike but different from Eleutheranthera ruderalis — Photo: Tauʻolunga, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (5)

Chinese: 金腰箭, 方茎马钱
English: Nodeweed
Indonesian: Jotang kuda, Babadotan lalaki
Sundanese: Jukut gendreng
Tongan: Pakaka

Synonyms

Ucacou nodiflorum Hitchc.
Verbesina nodiflora L.
Wedelia cryptocephala Peter

Characteristics

Growth habit: Forb/herb
Lifespan: Annual, Perennial
In the US and Canada: Hawaii: introduced, Lower 48 states: introduced, Pacific Basin: introduced, Puerto Rico: native, U.S. Virgin Islands: native

Photos

Photo: Tauʻolunga, CC BY-SA 3.0, from Wikimedia Commons
Photo: J.M.Garg, CC BY-SA 3.0, from Wikimedia Commons
Photo: J.M.Garg, CC BY-SA 3.0, from Wikimedia Commons
Photo: J.M.Garg, CC BY-SA 3.0, from Wikimedia Commons
Photo: Forest & Kim Starr, CC BY 3.0, from Wikimedia Commons
Photo: Forest & Kim Starr, CC BY 3.0, from Wikimedia Commons
Photo: Forest and Kim Starr, CC BY 3.0, from Wikimedia Commons
Photo: Forest and Kim Starr, CC BY 3.0, from Wikimedia Commons
Photo: Forest and Kim Starr, CC BY 3.0, from Wikimedia Commons

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.