Myriophyllum amphibium

Broad Water-milfoil

Spreading semi-aquatic or emergent perennial herb rooting at nodes to form a dense mat. Tips erect.

Additional information

  • FamilyHaloragaceae
  • StoreyLower storey
  • SizeProstrate-7 cm high
  • Plant groupingAquatic & Semi aquatic
  • LeavesPairs of egg-shaped to lance-shaped leaves 5-25 mm long, broader towards tip, 1-2 lobes occasionally on lower leaves.
  • Flower colourCream to red
  • Flowering timeNovember to March
  • FlowersSingle stalkless male and female flowers. Female lack petals, red stigmas fade to white. Fruit cylindric, purplish-black.
  • Bird attractingNo
  • Butterfly attractingNo
  • Frog habitatYes
  • Growing conditionsMoist to waterlogged soil along boggy edges of watercourses. Semi shade.
  • Garden useA good matting plant for edges of pools and dams.
  • Commercially availableIndigenous nursery
  • Conservation statusSignificant within the Shire. Known from very few local sites. More common outside the Shire boundary.
Photographer/s: Marilyn Bull ©

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