SimplePlant

Cyperaceae

Foxtail flatsedge

Cyperus alopecuroides Rottb.

Family
Cyperaceae
Genus
Cyperus

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Foxtail flatsedge: Cyperus alopecuroides in Anse Canot E from Le Gosier on Guadeloupe
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons

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Common names

By language (4)
Arabic
سعد ثعلبي, سمار, سمار حلو, علوب, كرش
English
Foxtail flatsedge, Fostail sedge, Matsedge
Hebrew
גומא צפוף
Polish
Cibora wyczyńcowata

Synonyms

  • Chlorocyperus alopecuroides (Rottb.) Grossh.
  • Cyperus alopecuroides f. latifolius Peter ex Kük.
  • Cyperus alopecuroides f. pallidiflorus (Peter) Kük.
  • Cyperus alopecuroides var. digynus Boeckeler
  • Cyperus bidentatus Poir.
  • Cyperus compositus R.Br.
  • Cyperus exaltatus var. digynus (Boeckeler) F.N.Williams
  • Cyperus fastigiatus Forssk.
  • Cyperus glaucus Willd. ex Kunth
  • Cyperus glomeratus Willd.
  • Cyperus poiretii Roem. & Schult.
  • Juncellus alopecuroides (Rottb.) C.B.Clarke
  • Juncellus pallidiflorus Peter

Characteristics

Growth habit
Graminoid
Lifespan
Perennial
In the US and Canada
Lower 48 states: introduced

Photos

More in Cyperus

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.