Plants › knotweed family
white willow dock
Rumex triangulivalvis
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
willow dockRumex salicifolius
curled dockRumex crispus
western dockRumex occidentalis
Thickleaf Willow DockRumex crassus
Pacific willow dockRumex transitorius
tall dockRumex altissimus
Sheep's sorrelRumex acetosella
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,824 |
|---|---|
| Alaska | 1,153 |
| Canada | 841 |
| Ontario | 315 |
| Colorado | 273 |
| Minnesota | 188 |
| California | 141 |
| Wisconsin | 118 |
| Quebec | 108 |
| Michigan | 99 |
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 | docks and sorrels · Rumex |
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 white willow dock with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.