Hypericaceae

Fraser's marsh St. Johnswort

Hypericum fraseri (Spach) Steud.

Family: Hypericaceae
Genus: Hypericum

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Fraser's marsh St. Johnswort (Hypericum fraseri) — FlowerPhoto: Diane Auberson-Lavoie, CC BY 4.0, from iNaturalist

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Common names

By language (1)

English: Fraser's marsh St. Johnswort

Synonyms

Elodes fraseri Spach
Hypericum virginicum var. fraseri (Spach) Fernald
Triadenum fraseri (Spach) Gleason
Triadenum virginicum subsp. fraseri (Spach) J.M.Gillett
Triadenum virginicum var. fraseri (Spach) Cooperr.

Flowers

In flower: July to August (from 60 flowering iNaturalist observations worldwide)

Photos

FlowerPhoto: Diane Auberson-Lavoie, CC BY 4.0, from iNaturalist
FlowerPhoto: Quentin Groom, CC0, from iNaturalist
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist
FlowerPhoto: naturalist charlie, CC BY 4.0, from iNaturalist
Photo: Michael Wolf, CC BY-SA 3.0, from Wikimedia Commons
Photo: Gabriel Campbell-Martinez, CC BY 4.0, from iNaturalist
Photo: sasha vuksinic, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Charles de Mille-Isles from Mille-Isles, Canada, CC BY 2.0, from Wikimedia Commons
Photo: Chad LaPierre, CC BY-SA 4.0, from Pl@ntNet via GBIF
Photo: Dustin Snider, CC BY 4.0, from iNaturalist
Photo: Joshua Mayer, CC BY-SA 2.0, from Wikimedia Commons
Photo: Diane Okrongly, CC BY-SA 4.0, from Pl@ntNet via GBIF

More in Hypericum

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). About our plant data.