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Hypericaceae
Triadenum

not marked as a favorite taxon Triadenum fraseri (Spach) Gleason. Common name: Fraser’s Marsh St. John's-wort. Phenology: Jul-Aug. Habitat: Bogs, peaty wetlands, seepage swamps. Distribution: NL (Newfoundland) and QC west to MN, south to NY, PA, w. VA, ne. TN, w. NC, OH, n. IN, and NE.

Glossary (beta!)

Origin/Endemic status: Native

Taxonomy Comments: Closely related to T. virginicum and reduced to a variety of (or included in) that species by some authors.

Synonymy ⓘ: = C, FNA6, G, GrPl, Il, Mi, NE, NS, Pa, Tn; = Hypericum fraseri Spach — Can, K4, NY, POWO, Va; = Hypericum virginicum L. var. fraseri (Spach) Fernald — F, WV; = n/a — RAB, S13, Tat; < Triadenum virginicum (L.) Raf. — W, Adams (1973). Basionym: Elodes fraseri Spach 1836

Links to other floras: = Triadenum fraseri - FNA6

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL (name change)
  • Eastern Mountains and Piedmont: OBL (name change)
  • Great Plains: OBL (name change)
  • Midwest: OBL (name change)
  • Northcentral & Northeast: OBL (name change)

Heliophily ⓘ: 6

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image #1 of Triadenum fraseri© Gary P. Fleming | Original Image ⭷
image #2 of Triadenum fraseri© Erik Danielson source | Original Image ⭷
image #3 of Triadenum fraseri© Gary P. Fleming | Original Image ⭷
image #4 of Triadenum fraseri© Erik Danielson source | Original Image ⭷

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Horticultural Information

No horticultural data found for this taxon.