Alismataceae
Water-Plantain Family
Synonyms:
Limnocharitaceae [FNA22]
3 genera
9 species
1 subspecies and varieties
9 species
1 subspecies and varieties
Show only taxa with photos
Order by:
Scientific name
Common name
Display as:
Alisma gramineum – grass-leaved water-plantain, narrow-leaf water-plantain
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to Minnesota and Wisconsin.
Habitat: Marshy areas, often in standing water.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to Minnesota and Wisconsin.
Habitat: Marshy areas, often in standing water.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Alisma plantago-aquatica – European water plantain
Distribution: Currently only known from King County in Washington; Alaska, where native, to British Columbia, where also introduced.
Habitat: Marshy areas, sometimes largely submerged.
Origin: Introduced from Eurasia and Alaska
Flowers: June-September
Growth Duration: Perennial
Distribution: Currently only known from King County in Washington; Alaska, where native, to British Columbia, where also introduced.
Habitat: Marshy areas, sometimes largely submerged.
Origin: Introduced from Eurasia and Alaska
Flowers: June-September
Growth Duration: Perennial
Alisma triviale – northern water plantain
Distribution: Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast.
Habitat: Streams, lakes, ponds, wet ditches, wetlands, and cattle ponds.
Origin: Native
Flowers: June-September
Growth Duration: Perennial
Distribution: Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast.
Habitat: Streams, lakes, ponds, wet ditches, wetlands, and cattle ponds.
Origin: Native
Flowers: June-September
Growth Duration: Perennial
Damasonium californicum – fringed water plantain, star water plantain
Distribution: Known only from Klickitat County in Washington; Washington to California, east to southwest Idaho and western Navada.
Habitat: Sloughs, ditches and marshy fields.
Origin: Native
Flowers: June-July
Growth Duration: Perennial
Distribution: Known only from Klickitat County in Washington; Washington to California, east to southwest Idaho and western Navada.
Habitat: Sloughs, ditches and marshy fields.
Origin: Native
Flowers: June-July
Growth Duration: Perennial
Sagittaria cuneata – arumleaf arrowhead, northern arrowhead, Sagittaria cuneaire, wapato
Distribution: East of the Cascades in Washington; British Columbia south to California, east to New York.
Habitat: Ponds, lake shores and ditches.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: East of the Cascades in Washington; British Columbia south to California, east to New York.
Habitat: Ponds, lake shores and ditches.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Sagittaria graminea – grassy arrowhead
Distribution: Occurring west of the Cascades crest in Washington; Great Plains to the Atlantic Coast.
Habitat: Wetlands, ponds, and lakes
Origin: Introduced from central and eastern North America
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington; Great Plains to the Atlantic Coast.
Habitat: Wetlands, ponds, and lakes
Origin: Introduced from central and eastern North America
Flowers: June-August
Growth Duration: Perennial
Sagittaria latifolia – common arrowhead, duck potato, wapato
Distribution: Occurring on both sides of the Cascades in Washington; Vancouver Island, British Columbia to central California; central North America to the Atlantic Coast.
Habitat: Ditches, ponds, lakes, swampy areas.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades in Washington; Vancouver Island, British Columbia to central California; central North America to the Atlantic Coast.
Habitat: Ditches, ponds, lakes, swampy areas.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Sagittaria platyphylla – delta arrowhead
Distribution: Occurring west of the Cascades crest in Washington; Washington and Portland, Oregon area, otherwise south-central U.S., and in scattered locations in central and northeastern U.S., where native.
Habitat: Pond and lake margins.
Origin: Introduced from the southeastern U.S.
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington; Washington and Portland, Oregon area, otherwise south-central U.S., and in scattered locations in central and northeastern U.S., where native.
Habitat: Pond and lake margins.
Origin: Introduced from the southeastern U.S.
Flowers: June-August
Growth Duration: Perennial
Sagittaria rigida – sessile-fruited arrowhead
Distribution: Occurring west of the Cascades crest in Washington; also in western Idaho; otherwise in eastern North America, where native.
Habitat: Pond and lake margins.
Origin: Introduced from eastern North America
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington; also in western Idaho; otherwise in eastern North America, where native.
Habitat: Pond and lake margins.
Origin: Introduced from eastern North America
Flowers: June-August
Growth Duration: Perennial
