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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Scirpus atrocinctus

Scirpus atrocinctus Fernald

Blackgirdle Bulrush

Cyperaceae (Sedge Family)

Synonym(s): Scirpus cyperinus var. brachypodus

USDA Symbol: SCAT4

USDA Native Status: L48 (N), CAN (N), SPM (N)


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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Venation: Parallel
Fruit Type: Achene
Size Notes: Up to about 6 feet tall.
Fruit: Achenes whitish.

Bloom Information

Bloom Color: Green , Brown , Black
Bloom Time: Jun , Jul , Aug
Bloom Notes: Flowers inconspicuous. Bloom color refers to spikelets. Bloom time refers to fruiting period.


USA: CT , IA , IL , MA , ME , MI , MN , NH , NJ , NY , PA , RI , SD , VT , WA , WI , WV , WY
Canada: PE

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 26 - Minnesota Wildflowers: a field guide to the flora of Minnesota (2009)
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Scirpus atrocinctus in USDA Plants
FNA: Find Scirpus atrocinctus in the Flora of North America (if available)
Google: Search Google for Scirpus atrocinctus


Record Modified: 2023-03-30
Research By: TWC Staff

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