Cyperaceae
Pine barren flatsedge
Cyperus retrorsus
- Family
- Cyperaceae
- Genus
- Cyperus
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Common names
By language (1)
- English
- Pine barren flatsedge
Synonyms
- Cyperus blodgettii Britton
- Cyperus cylindricus (Elliott) Britton
- Cyperus globulosus var. robustus (Boeckeler) Shinners
- Cyperus nashii Britton
- Cyperus ovularis var. cylindricus (Elliott) Torr.
- Cyperus ovularis var. robustus Boeckeler
- Cyperus ovularis var. tenellus Torr.
- Cyperus plankii Britton ex Small
- Cyperus retrorsus var. cylindricus (Elliott) Fernald & Griscom
- Cyperus retrorsus var. multiflorens Kük.
- Cyperus retrorsus var. nashii (Britton) Fernald & Griscom
- Cyperus retrorsus var. retrorsus
- Cyperus retrorsus var. robustus (Boeckeler) Kük.
- Cyperus retrorsus var. typicus Fernald & Griscom
- Cyperus retroversus Chapm.
- Cyperus torreyi Britton
- Mariscus aureus Bertol.
- Mariscus avenicola C.B.Clarke ex Britton
- Mariscus blodgettii (Britton) T.Koyama
- Mariscus brittonii C.B.Clarke
- Mariscus cylindricus Elliott
- Mariscus neglectus Schult.
- Mariscus ovularis Torr.
- Mariscus retrorsus (Chapm.) C.B.Clarke
- Mariscus umbellatus Pursh
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos

Photo: Charles T. Bryson, USDA Agricultural Research Service, Bugwood.org, CC BY 3.0, from Wikimedia Commons 
Photo: James H. Miller & Ted Bodner, Southern Weed Science Society, Bugwood.org, CC BY 3.0, from Wikimedia Commons 
Photo: James H. Miller, USDA Forest Service, Bugwood.org, CC BY 3.0, from Wikimedia Commons
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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.