Cyperaceae
Canada spikesedge
Eleocharis geniculata
- Family
- Cyperaceae
- Genus
- Eleocharis
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Common names
By language (3)
- Chinese
- 彎形藺, 黑籽荸荠, 弯形蔺
- English
- Canada spikesedge, Spike rush, Knoblike spikesedge
- Thai
- หญ้าเปลือกกระเทียมหัวแมลงวัน
Synonyms
- Bulbostylis capitata (L.) Steven
- Bulbostylis geniculata (L.) Steven
- Chlorocharis capitata (L.) Rikli
- Chlorocharis geniculata (L.) Rikli
- Cyperus capitatus (L.) Burm.f. ex B.D.Jacks.
- Eleocharis brizantha Steud.
- Eleocharis capitata (L.) R.Br.
- Eleocharis capitata Miq.
- Eleocharis capitata var. dispar (E.J.Hill) Fernald
- Eleocharis capitata var. typica Svenson
- Eleocharis caribaea (Rottb.) S.F.Blake
- Eleocharis caribaea var. achlamydea Zavaro & Pabón
- Eleocharis caribaea var. dispar (E.J.Hill) S.F.Blake
- Eleocharis caribaea var. stokesii F.Br.
- Eleocharis densesquamata Steud.
- Eleocharis dispar E.J.Hill
- Eleocharis geniculata f. brunnea S.González & Reznicek
- Eleocharis geniculata f. geniculata
- Eleocharis geniculata var. minor (Vahl) Roem. & Schult.
- Eleocharis kirkii C.B.Clarke
- Eleocharis melanosperma Steud.
- Eleocharis mexicana Peyr.
- Eleocharis riparia Nees ex Spreng.
- Eleocharis setacea R.Br.
- Eleocharis singularis Steud.
- Eleocharis sintenisii Boeckeler
- Eleocharis valida Boeckeler
- Eleogenus capitatus (L.) Nees
- Eleogenus capitatus (L.) Nees ex Mart.
- Eleogenus capitatus var. intermedius Nees
- Eleogenus capitatus var. major Nees
- Eleogenus capitatus var. minor Nees
- Eleogenus capitatus var. recurvus Nees
- Limnochloa constricta (Schrad. ex Kunth) Nees
- Limnochloa densa Liebm.
- Limnochloa geniculata (L.) Nees
- Megadenus capitatus (L.) Raf.
- Scirpus atrofactus Steud.
- Scirpus brownii Spreng.
- Scirpus capitatus L.
and 10 more.
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Annual
- In the US and Canada
- Canada: native, Hawaii: introduced, Lower 48 states: native, Pacific Basin: native, Puerto Rico: native, U.S. Virgin Islands: native
Photos
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
More in Eleocharis
- Chinese water chestnutEleocharis dulcisCyperaceae
- Needle spikerushEleocharis acicularisCyperaceae
- Common spikerushEleocharis palustrisCyperaceae
- Dwarf spikerushEleocharis parvulaCyperaceae
- Fewflower spikerushEleocharis quinquefloraCyperaceae
- Onescale spikerushEleocharis uniglumisCyperaceae
- Ovate spikerushEleocharis ovataCyperaceae
- Many-stalked spike-rushEleocharis multicaulisCyperaceae
- Soft-stem spikerushEleocharis mamillataCyperaceae
- Purple spikerushEleocharis atropurpureaCyperaceae
- Jointed spikesedgeEleocharis equisetoidesCyperaceae
- Yellow spikerushEleocharis flavescensCyperaceae
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.