Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA (10/20/20):
Eleocharis quadrangulata
FAMILY
Cyperaceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Squarestem Spikerush at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eleocharis quadrangulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-03-003:
Eleocharis quadrangulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Eleocharis quadrangulata
COMMON NAME:
Squarestem Spikerush
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_elqu_004_lvd
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Dan Whitten sdw_052921_aquatic
May Greenville County SC
Ashmore Heritage Preserve
Flowers (scales) 50-100 per spike, arranged in obvious spiral rows, per Weakley's Flora (2020).
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Dan Whitten sdw_053121_eleocharis1
May Greenville County SC
Ashmore Heritage Preserve
Culm appears unjointed, sharply 3-4-angled when fresh [bonus: Calico Pennant!], per Weakley's Flora.
WEAKLEY'S FLORA (10/20/20):
Eleocharis quadrangulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eleocharis quadrangulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-03-003:
Eleocharis quadrangulata
FAMILY
Cyperaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Eleocharis quadrangulata
2873
Grass, Sedge, or Rush
Perennial
Native to the Carolinas & Georgia
Uncommon
Habitat: Pools, marshes, per Weakley's Flora
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.
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 - leaves consist of bladeless sheaths
FLOWER:
Summer/Fall
Bisexual
Superior ovary
FRUIT:
Summer/Fall
Yellowish/Brownish
Nutlet
TO LEARN MORE about this plant, look it up in a good book!