Carex appressa

Tall Sedge at Yarralumla, ACT

Carex appressa at Yarralumla, ACT - 5 Jul 2023
Carex appressa at Yarralumla, ACT - 5 Jul 2023
Carex appressa at Yarralumla, ACT - 5 Jul 2023
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Identification history

Carex appressa 5 Jul 2023 JaneR
Carex appressa 5 Jul 2023 CarbonAI
Carex appressa 5 Jul 2023 lbradley

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10 comments

JaneR wrote:
   5 Jul 2023
An observation on the culm (stem) is useful, whether round or triangular-ish. If round, then its Carex tereticaulis; if triangular, then Carex appressa.
Tapirlord wrote:
   5 Jul 2023
Not that C.tereticaulis occurs around the city
JaneR wrote:
   5 Jul 2023
Recorded on Ainslie-Majura, at least
JaneR wrote:
   5 Jul 2023
(Continuing . . . )
And I suspect is under recognised and under reported.
Tapirlord wrote:
   5 Jul 2023
Oh interesting, I wasn’t aware of that. I do agree that it’s under reported though, I find it pretty frequently along creek margins in Namadgi. Still I’d be surprised to see it around Aranda, there’s not really enough water
lbradley wrote:
   5 Jul 2023
I found it in a marshy area in the southeast corner - quite a bit of water around.
Tapirlord wrote:
   5 Jul 2023
Permanent? or just a product of the last few wet years? For C.tereticaulis you need the former.
lbradley wrote:
   5 Jul 2023
Good point. It does dry out but doesn’t take much to get mushy. I guess the question if it can sustain marshy plants. That’s a definite near our large dams but perhaps not in the area fully covered in prickly tea tree. Actually it is a bit hard to know because the tea tree is so dense in many areas that it’s only possible to skirt around the edge.
JaneR wrote:
   5 Jul 2023
My experience of Carex tereticaulis is that, once established, it is quite tough and can survive long periods ( even years) without being flooded or on marshy ground: like dam walls during drought. But getting established may be different.
Tapirlord wrote:
   6 Jul 2023
Ahh dear, giving me a run for my money here Jane! I still stand by what I’ve said though, C.tereticaulis will only establish in permanent (arguably semi-permanent) water sources: Dams, creek margins, swamps etc. This is different to C.appressa which will occur in all those above and also in seasonally wet drainage channels and soaks which is what we have here.

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Location information

Sighting information

Additional information

  • False In flower

Species information

  • Carex appressa Scientific name
  • Tall Sedge Common name
  • Not Sensitive
  • Local native
  • Non-invasive or negligible
  • Up to 1567.86m Recorded at altitude
  • 315 images trained Machine learning
  • In flower
  • External link More information

Record quality

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