Azolla filiculoides

Water Fern at Watson, ACT

Azolla filiculoides at Watson, ACT - 18 Oct 2022
Azolla filiculoides at Watson, ACT - 18 Oct 2022
Azolla filiculoides at Watson, ACT - 18 Oct 2022
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Identification history

Azolla filiculoides 18 Oct 2022 dcnicholls
Azolla sp. 18 Oct 2022 MAX

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User's notes

Probably an Azolla Waterfern species, Floating in this Dam reservoir. I come to this location regularly, not seen here before, looks like a new "infestation", Probably spread by water birds (Ducks come here a lot). Each plantlet is about 2-3cm wide, with distinctive filamentous roots on underside of the leaflets. Colour is pale green with brownish (older ?) Zones.

6 comments

MAX wrote:
   18 Oct 2022
MAX wrote:
   18 Oct 2022
Wow that's the Fastest ID ever... 🙂
MAX wrote:
   18 Oct 2022
Nice to see that it's a Native Azolla and not the dreaded Pest species of Azolla 😊
abread111 wrote:
   19 Oct 2022
New for Mt Majura, Max!
MAX wrote:
   19 Oct 2022
OK, How interesting....thanks....🙂
waltraud wrote:
   19 Oct 2022
Max if you can would you please take samples? dry on kitchen paper with a couple of plants underside showing up. Many thanks.
w

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Location information

Sighting information

  • 101 - 1,000 Abundance
  • 18 Oct 2022 03:08 PM Recorded on
  • MAX Recorded by

Additional information

  • Less than 10cm Plant height

Species information

Record quality

  • Images or audio
  • More than one media file
  • Confirmed by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
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