Robert W. Freckmann Herbarium

  Alisma triviale Pursh image
Photographer: Stephen L. Solheim           

Caroline A. Creevey

Emmet J. Judziewicz

Keir Morse

Merel R. Black

Christopher Noll

Christopher Noll

Robert Bierman

Janice Stiefel
Family Alismataceae
Alisma triviale Pursh
northern water-plantain
Alisma: Greek name for a water plant
triviale: common, ordinary
Hazardous hazard symbol- click for definition
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
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Status: Native
Plant: erect or floating, perennial, semi-aquatic to aquatic, 4"-40" tall
Flower: white, 3-parted, 1/3" wide, petals half again as long as the sepals; inflorescence taller than the leaves and with 4 or more whorls of flowers per stalk; blooms June-Sept.
Fruit:dense ring of dry seeds; seed with 1 groove on the back
Leaf:in basal rosette, with parallel veins, linear to lance-like to widely elliptical or oval, long-stalked, smooth and firm, aquatic or terrestrial
Habitat: shallow water, ponds; in muddy soil
Notes: very similar to Alisma subcordatum whose flower is 1/8" wide

More Information Natural Communities Herbarium Specimens
All Alisma list Google- Images or Text

Flora of North America (off site)
Alisma brevipes Greene
Alisma plantago-aquatica L. subsp. brevipes (Greene) Sam.
Alisma plantago-aquatica L. var. americanum Schult.
Alisma plantago-aquatica L. var. brevipes (Greene) Vict.

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