Blechnum fluviatile

Ray Water-fern

Tufted rosette of arching fronds at the end of short erect rhizome (rooting stem), also flat rhizomes forming small colonies. Sterile and fertile fronds dissimilar.

Additional information

  • FamilyBlechnaceae
  • StoreyLower storey
  • Size20 cm x 0.5-1 m
  • Plant groupingFerns & Fern Allies
  • LeavesSoft narrow pale green sterile fronds 20-60 cm, once divided; coarse brown scales & hairs on midvein. Leaflets spreading, tips rounded, scalloped margins, basal stalked. Fertile fronds erect, segments narrow. Short grooved brown stems, shiny scales.
  • FlowersNon-flowering. Narrow, continuous spore cases covering either side of midvein. Segment margin curved back partly covering spores when young.
  • Bird attractingNo
  • Butterfly attractingNo
  • Frog habitatNo
  • Growing conditionsMoist to wet humus-rich soils in sheltered mountain gullies of moist to wet forests. Dappled to full shade.
  • Garden useFerneries and very sheltered gullies, intolerant of drying out. Containers.
  • Commercially availableSpecialist Australian plant nursery
  • Conservation statusLocally common within its preferred growing conditions
  • Aboriginal Use In some areas - food - starchy rhizome eaten raw or roasted
Photographer/s: 1, 3, 4 Marilyn Bull ©; 2 Russell Best NatureShare ©

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