Plants › knotweed family
Asian jumpseed
Persicaria filiformis
28 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
American jumpseedPersicaria virginiana
China knotweedPersicaria chinensis
low smartweedPersicaria longiseta
spotted lady's thumbPersicaria maculosa
pink knotweedPersicaria capitata
Asian lady's thumbPersicaria posumbu
Japanese knotweedReynoutria japonica
Persicaria neofiliformis
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,442 |
|---|---|
| Virginia | 908 |
| Maryland | 720 |
| Japan | 406 |
| Tokyo | 212 |
| New York | 204 |
| Canada | 161 |
| Ontario | 161 |
| Massachusetts | 104 |
| China | 93 |
Counts show where people looked, not only where it lives.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | pinks, cactuses, and allies · Caryophyllales |
| Family | knotweed family · Polygonaceae |
| Genus | knotweeds, smartweeds, and waterpeppers · Persicaria |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Asian jumpseed with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.