Elatine gratioloides

Waterwort at Cotter River, ACT

Elatine gratioloides at Cotter River, ACT - 7 Feb 2019
Elatine gratioloides at Cotter River, ACT - 7 Feb 2019
Elatine gratioloides at Cotter River, ACT - 7 Feb 2019
Elatine gratioloides at Cotter River, ACT - 7 Feb 2019
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Identification history

Elatine gratioloides 25 Feb 2019 BettyDonWood
Elatine gratioloides 25 Feb 2019 BettyDonWood
Callitriche sp. 12 Feb 2019 MichaelMulvaney
Callitriche sp. 11 Feb 2019 BettyDonWood
Callitriche stagnalis 11 Feb 2019 KenT

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User's notes

Very small plants growing in mud and water. Possibly a male flower in bottom left of third image. Pinkish structures perhaps buds or fruits. Suggestion is only a possibility but I'm far from confident.

3 comments

BettyDonWood wrote:
   12 Feb 2019
I am happy with Callitriche. The ACT Plant Census (2017) states that sonderi was formerly present, and does not mention stagnalis. However, I have noted in my fact sheets that mature seed cases are needed to ID to species level.
RWPurdie wrote:
   26 Feb 2019
The plant is Elatine gratioloides. I recently collected it in one of the dams in Mulligan's Flat; the flowers are tiny, have three pinkish petals and a flattish fruit (there's one just out of focus in photo 4).
KenT wrote:
   26 Feb 2019
Thanks Rosemary, I had wondered what was going on at the edges of the leaves when I looked at the images - it appears the leaves of Elatine gratioloides have glands on the margins, Callitriche seems not to.

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Location information

Sighting information

  • 16 - 100 Abundance
  • 7 Feb 2019 12:11 PM Recorded on
  • KenT Recorded by

Additional information

  • Less than 10cm Plant height

Species information

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