Bidens subalternans

Greater Beggars Ticks at Theodore, ACT

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Identification history

Bidens subalternans 28 Mar 2020 MichaelMulvaney
Bidens subalternans 28 Mar 2020 VeraKurz

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Significant sighting

MichaelBedingfield noted:

26 Apr 2023

This is a troublesome weed. A patch of this size is worth a significant invasion.

User's notes

This patch of more than a hectare now flowering

3 comments

   29 Mar 2020
Thanks Vera
That is a big job to deal with them!
VeraKurz wrote:
   30 Mar 2020
Yes, it is much bigger than I at first thought. I think in current environment will be virtually impossible to get on top of it.
   31 Mar 2020
Yes, we have a large problem here. Advice from the relevant Park Ranger would be useful.

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Location information

Sighting information

Additional information

  • True In flower
  • 30cm to 1 metre Plant height

Species information

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