Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Dulichium arundinaceum var. arundinaceum
FAMILY
Cyperaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Dulichium at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Dulichium arundinaceum
FAMILY
Cyperaceae
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-02-001:
Dulichium arundinaceum FAMILY Cyperaceae
INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Dulichium arundinaceum
COMMON NAME:
Threeway Sedge
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_duar3_001_lvd
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USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_duar3_003_lvd
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JK Marlow jkm130824_606
August Spartanburg County SC
Short axillary clusters of spikelets (vs. Cyperus with terminal spikelets), per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
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JK Marlow jkm130824_609
August Spartanburg County SC
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JK Marlow jkm140816_735
August Jackson County NC
High Hampton Inn
)
JK Marlow jkm140816_737
August Jackson County NC
High Hampton Inn
)
JK Marlow jkm151024_582
October Greenville County SC
Blue Wall Preserve
)
JK Marlow jkm151024_585
October Greenville County SC
Blue Wall Preserve
Its distinctly 3-ranked leaf arrangement is best seen from directly above, per Wildflowers of the Sandhills Region (Sorrie, 2011).
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JK Marlow jkm151024_587
October Greenville County SC
Blue Wall Preserve
Leaves have rough margins, clasping bases, and pointed tips, per Wildflowers of the Sandhills Region (Sorrie, 2011).
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Keith Bradley kab_d_arundinaceum_8619
November Lexington County SC
Shealey's Pond Heritage Preserve
Numerous flowers grow in twice-branched clusters from upper leaf axils, per Wildflowers of the Sandhills Region (Sorrie, 2011).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Dulichium arundinaceum var. arundinaceum
FAMILY
Cyperaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Dulichium arundinaceum
FAMILY
Cyperaceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-02-001:
Dulichium arundinaceum
FAMILY
Cyperaceae
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Dulichium arundinaceum
2871
Grass, Sedge, or Rush
Perennial
Habitat: Streambanks, marshes, bogs, ditches, per Weakley's Flora
Native to the Carolinas & Georgia
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple
Alternate, conspicuously 3-ranked along the whole length of the stem
FLOWER:
Summer/Fall
Green at first then turning brownish
Superior ovary
Bisexual
FRUIT:
Summer/Fall
Yellowish
Nutlet
TO LEARN MORE about this plant, look it up in a good book!
- Field Guide to the Grasses, Sedges & Rushes of the US (Knobel, 1899) (Faust, 1977) p54
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p152
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p378
- Wildflowers of Tennessee (Carman, 2005) p346
- Wildflowers of the Sandhills Region (Sorrie, 2011) p294
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