Baumea articulata

Jointed Twig-rush

Tufted perennial sedge with spreading from stout underground stems. Stiff, erect, nodeless flowering stems are ridged, round in cross section 4-10mm wide with partitions across the stem.

Additional information

  • FamilyCyperaceae
  • StoreyLower storey
  • Size0.9-2 m high
  • Plant groupingAquatic & Semi aquatic
  • LeavesStout hollow leaves are basal, similar to the flowering stem and as long or longer, to 10 mm wide. Leaf sheath is straw-coloured.
  • Flower colourRed-brown
  • Flowering timeNovember to April
  • FlowersLoose drooping flowerhead 15-45 cm x 10 cm wide of many 2-5-flowered spikelets. Lowest floral bract shorter than flowerhead. Nut wrinkled, egg-shaped, pale to dark red-brown.
  • Bird attractingNo
  • Butterfly attractingFood plant for caterpillars
  • Frog habitatYes
  • Growing conditionsWet soils in swamps or in lagoons or slow-moving watercourses. Full sun, semi shade.
  • Garden useA dense sedge providing protection for waterbirds beside or in shallow ponds.
  • Commercially availableIndigenous nursery
  • Conservation statusSignificant within the Shire. Known from very few local sites. Scattered in Victoria.
Photographer/s: 1 Marilyn Bull ©; 2-4 Colleen Miller ©

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