Gentianaceae

Marsh felwort

Lomatogonium rotatum (L.) Fernald

Family: Gentianaceae
Genus: Lomatogonium

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Marsh felwort (Lomatogonium rotatum) — FlowerPhoto: Юлия, CC BY 4.0, from iNaturalist

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Common names

By language (4)

Chinese: 辐状肋柱花, 肋柱花, 辐状肋柱花*(肋柱花）, 辐花侧蕊
English: Marsh felwort
Finnish: Tähtikatkero
Russian: Ломатогониум колесовидный

Synonyms

Gentiana rotata (L.) Froel.
Lomatogonium rotatum f. rotatum
Lomatogonium rotatum f. typicum Fernald
Lomatogonium rotatum subsp. rotatum
Narketis rotata (L.) Raf.
Pleurogyne rotata (L.) G.Don
Pleurogyne rotata (L.) Griseb.
Swertia rotata L.

Flowers

In flower: August to September (from 146 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Forb/herb
Lifespan: Annual, Biennial
In the US and Canada: Alaska: native, Canada: native, Greenland: native, Lower 48 states: native

Photos

FlowerPhoto: Юлия, CC BY 4.0, from iNaturalist
FlowerPhoto: desertnaturalist, CC BY 4.0, from iNaturalist
FlowerPhoto: Akr, CC BY 4.0, from iNaturalist
FlowerPhoto: naokitakebayashi, CC BY-SA 4.0, from iNaturalist
Photo: Henrik Kibak, CC BY 4.0, from iNaturalist
Photo: Quinten Wiegersma, CC BY 4.0, from Wikimedia Commons
Photo: Urgamal Magsar, CC BY 4.0, from iNaturalist
Photo: lauralaska66, CC BY 4.0, from iNaturalist
Photo: Todd Boland, CC BY 4.0, from iNaturalist
Photo: Святослав Власенко, CC BY 4.0, from iNaturalist
Photo: Анна Васильченко, CC BY 4.0, from iNaturalist
Photo: Aleksei Baushev, CC BY 4.0, from iNaturalist

More in Lomatogonium

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.