How to identify Persicaria peduncularis
Identify Persicaria peduncularis by combining habit, leaf characters, flower or fruit details, location, and its family pattern. Do not rely on one feature alone.
- Look for a herb habit.
- Check the distinctive field mark: Flowers on long slender stalks.
- Confirm leaf shape: Ovate (egg-shaped, broad at base).
- In season, compare flowering and fruiting time: January-April.
- Confirm it sits within the Polygonaceae family pattern, then compare close relatives before deciding it is Persicaria peduncularis.
Plant Details
- Scientific name
- Persicaria peduncularis
- Genus
- Persicaria
- Family
- Polygonaceae
- Habit
- Herb
- Habitat
- Marshy localities
- Habitat type
- Wetland
- Distribution
- Indo-Malesia to China and Australia
- Flowering & fruiting
- January-April
- Conservation status
- Not Evaluated (NE)
Leaf characters
- Leaf shape
- Ovate (egg-shaped, broad at base)recorded
Typical of the family
- Arrangement
- Alternate
Characters marked “recorded” are for Persicaria peduncularis itself; the rest are typical of the Polygonaceae family.
Flower & fruit characters
- Flower symmetry
- Actinomorphic (radially symmetrical)
- Inflorescence
- Spike
- Fruit
- Achene
Typical of the Polygonaceae family — flowering plants only; individual species can differ.
About Persicaria peduncularis
A member of the Polygonaceae family, Persicaria peduncularis is a herb. It grows in marshy localities. Flowering and fruiting run from January to April.

Polygonaceae
Buckwheat/Knotweed family
Persicaria peduncularis belongs to the Polygonaceae family.
The illustration represents the family — not necessarily this exact species.
Explore the Polygonaceae familySnap it. Know it.
Point your camera at Persicaria peduncularis or any plant and SASYA identifies it instantly — on-device, offline, and private.
Common plant problems
If you are starting from symptoms instead of a diagnosis, use the plant disease symptom checker to narrow the cause before treating.
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