Colors

Data mode

Account

Login
Sign up

Copy permalink to share

Triadenum fraseri (Spach) Gleason. Fraser’s Marsh St. John's-wort. Phen: Jul-Aug. Hab: Bogs, peaty wetlands, seepage swamps. Dist: NL (Newfoundland) and QC west to MN, south to NY, PA, w. VA, ne. TN, w. NC, OH, n. IN, and NE.

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, K1, Mi, NE, Pa, Tn; = Hypericum fraseri Spach – K3, K4, NY, Va; = Hypericum virginicum L. var. fraseri (Spach) Fernald – F, WV; = n/a – RAB, S13, Tat; < Triadenum virginicum (L.) Raf. – W, Adams (1973)

Show in key(s)

Show parent genus

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

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷

Feedback

See something wrong or missing on about Triadenum fraseri? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months.


Cite as...