Gentianaceae

Twining screwstem

Bartonia paniculata (Michx.) Muhl.

Family: Gentianaceae
Genus: Bartonia

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Common names

By language (1)

English: Twining screwstem

Synonyms

Andrewsia paniculata (Michx.) W.P.C.Barton
Bartonia virginica var. paniculata (Michx.) B.Boivin
Centaurella paniculata Michx.
Centaurium autumnale Pers.

Characteristics

Growth habit: Forb/herb, Vine
Lifespan: Annual, Biennial
In the US and Canada: Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native

Photos

Photo: Doug McGrady from Coventry, RI, USA, CC BY 2.0, from Wikimedia Commons
Photo: Doug McGrady from Coventry, RI, USA, CC BY 2.0, from Wikimedia Commons
Photo: Doug McGrady from Coventry, RI, USA, CC BY 2.0, from Wikimedia Commons
Photo: Doug McGrady from Coventry, RI, USA, CC BY 2.0, from Wikimedia Commons
Photo: Doug McGrady from Coventry, RI, USA, CC BY 2.0, from Wikimedia Commons
Photo: Bonnie Semmling, CC BY 4.0, from Wikimedia Commons

More in Bartonia

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.