Persicaria lapathifolia
Pale Knotweed at Evatt, ACT
Identify this sighting
| Persicaria lapathifolia | JasonPStewart | 17 Jun 2026 | |
| Persicaria lapathifolia | rainer | 27 May 2026 | |
| Persicaria attenuata | MichaelMulvaney | 20 May 2026 | |
| Persicaria attenuata | rainer | 19 May 2026 |
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Significant sighting
MichaelMulvaney noted:
20 May 2026
South-east distribution limit of plant and first record for our region
User's notes
Plants cover a significant part of one of the wetlands. Plants are growing in shallow water. Stems have bulbous swelling below their nodes on the lower parts of the plants.
2 comments
27 May 2026
Isobel Crawford has examined this plant and it is P. lapathifolua, not P. attenuata.
R
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Location information
- Coordinates 149.067484-35.218947
- Places Evatt, ACT
Sighting information
- 16 - 100 Abundance
- 15 May 2026 10:00 AM Recorded on
- rainer Recorded by
- 30cm to 1 metre Plant height
- 5mm to 12mm Flower size
- Yes In flower
Collections
- rainer NatureMapr Canberra & Southern Tablelands Persicaria lapathifolia Significant Other Wildflowers & Herbs Plants
Species information
- Persicaria lapathifolia Scientific name
- Pale Knotweed Common name
- Not Sensitive
- Local native
- Non-invasive or negligible
- Up to 1674.32m Recorded at altitude
Seasonal activity
-
Was the plant in flower?
JFMAMJJASOND
Record quality
Quality score
5 / 7
- Images or audio
- More than one media file
- Verified by an expert moderator
- Description
- Additional attributes
- Nearby sighting(s) of same species
- GPS evidence of location