Plantaginaceae
Twoheaded water-starwort
Callitriche heterophylla
- Family
- Plantaginaceae
- Genus
- Callitriche
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Common names
By language (1)
- English
- Twoheaded water-starwort, Two-headed water-starwort, Large water-starwort
Synonyms
- Callitriche anceps Fernald
- Callitriche asagraei Hegelm.
- Callitriche bolanderi Hegelm.
- Callitriche brevifolia Pursh
- Callitriche cruciata Raf.
- Callitriche heterophylla subsp. bolanderi (Hegelm.) Calder & Roy L.Taylor
- Callitriche heterophylla var. bolanderi (Hegelm.) Fassett
- Callitriche heterophylla var. heterophylla
- Callitriche ovata Raf.
- Callitriche palustris var. bolanderi (Hegelm.) Jeps.
- Callitriche tuerckheimii Urb.
Flowers
- Flower colour
- green (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual, Perennial
- In the US and Canada
- Alaska: native, Canada: native, Greenland: native, Lower 48 states: native
Photos
LeavesPhoto: Michelle W. （鍾偉瑋）, CC BY 4.0, from iNaturalist 
FruitPhoto: Nathan Aaron, CC BY 4.0, from iNaturalist 
Photo: Peter de Lange, CC0, from iNaturalist 
Photo: Braden J. Judson, CC0, from iNaturalist 
Photo: Étienne Lacroix-Carignan, CC0, from iNaturalist 
Photo: Michael J. Papay, CC BY 4.0, from iNaturalist 
Photo: Will Bennett, CC BY 4.0, from iNaturalist 
Photo: M. Socorro González Elizondo, CC BY-SA 4.0, from iNaturalist 
Photo: hr_dragonfly, CC BY 4.0, from iNaturalist 
Photo: Northcut, CC BY 4.0, from iNaturalist 
Photo: Ryan Sorrells, CC BY 4.0, from iNaturalist 
Photo: Guerric Haché, CC0, from iNaturalist
More in Callitriche
- Vernal water-starwortCallitriche palustrisPlantaginaceae
- Pond water-starwortCallitriche stagnalisPlantaginaceae
- Autumnal water-starwortCallitriche hermaphroditicaPlantaginaceae
- Pedunculate water-starwortCallitriche brutiaPlantaginaceae
- Various-leaved water-starwortCallitriche platycarpaPlantaginaceae
- Callitriche truncataPlantaginaceae
- Winged water-starwortCallitriche marginataPlantaginaceae
- Callitriche antarcticaPlantaginaceae
- Callitriche christenseniiPlantaginaceae
- Callitriche japonicaPlantaginaceae
- Terrestrial water-starwortCallitriche terrestrisPlantaginaceae
- Callitriche lusitanicaPlantaginaceae
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.