Copy permalink to share

Dulichium arundinaceum (Linnaeus) Britton var. arundinaceum . Common name: Threeway Sedge. Phenology: Jul-Oct. Habitat: Streambanks, marshes, bogs, ditches. Distribution: Var. arundinaceum ranges from NL (Newfoundland) west to MN, south to FL and TX; also from MT and BC south to CA.

ID notes: Recognizable (even when sterile) by the strongly 3-ranked leaves and culms round in cross-section and hollow.

Origin/Endemic status: Native

Taxonomy Comments: A second variety, var. boreale Lepage, is endemic in QC.

Synonymy : = Ar, Can, FNA23, K4, NE, NSProv, NY, Pa, POWO, Va; < Dulichium arundinaceum (L.) Britton — C, ETx1, F, G, GrPl, GW1, Il, Mi, Mo1, RAB, S, S13, Tat, Tn, Tx, W, WH3, WV; Cyperus arundinaceus Linnaeus — (basionym)

Links to other floras: = Dulichium arundinaceum var. arundinaceum - FNA23

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 : 8

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© Keith Bradley | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Radford, Ahles and Bell | Original Image ⭷

Feedback

See something wrong or missing on about Dulichium arundinaceum var. arundinaceum? 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.


Horticultural Information

NCBG trait
 X
Intro
 X
Stems
 X
Leaves
 X
Inforescence
 X
Flowers
 X
Fruits
 X
Comments
 X
Height
 X
plant sale text
 X
bloom table text
 X
description
 X
stems
 X
leaves
 X
inflorescence
 X
flowers
 X
fruits
 X
comments
 X
cultural notes
 X
germination code
 X
native range


0 unsaved edits on this page.