Caprifoliaceae

Orangefruit horse-gentian

Triosteum aurantiacum E.P.Bicknell

Family: Caprifoliaceae
Genus: Triosteum

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Orangefruit horse-gentian: Triosteum aurantiacum - Horse Gentian - Cross Plains, WI, USA — Photo: Ilona Loser, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (1)

English: Orangefruit horse-gentian

Synonyms

Triosteum aurantiacum var. aurantiacum
Triosteum perfoliatum var. aurantiacum (E.P.Bicknell) Wiegand

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Canada: native, Lower 48 states: native

Photos

Photo: Ilona Loser, CC BY-SA 3.0, from Wikimedia Commons
Photo: R. A. Nonenmacher, CC BY-SA 4.0, from Wikimedia Commons
Photo: R. A. Nonenmacher, CC BY-SA 4.0, from Wikimedia Commons
Photo: R. A. Nonenmacher, CC BY-SA 4.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: R. A. Nonenmacher, CC BY-SA 4.0, from Wikimedia Commons
Photo: R. A. Nonenmacher, CC BY-SA 4.0, from Wikimedia Commons

More in Triosteum

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.