- Plants
- ›Vascular Plants
- ›flowering plants
- ›Dicots
- ›pinks, cactuses, and allies
- ›knotweed family
- ›Polygonoideae
- ›Persicarieae
- ›Persicariinae
- ›Persicaria

scurfy pinkweed
Persicaria tomentosa
Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds: 436 or smartweeds. It has a cosmopolitan distribution, with species occurring nearly worldwide. The genus was segregated from Polygonum.
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Persicaria tomentosa in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 1378342.