Plants › knotweed family

prickled-vine smartweed

Persicaria senticosa

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in China.January 60, February 69, March 91, April 143, May 125, June 56, July 57, August 49, September 49, October 50, November 48, December 45.
China842
Taiwan762
Taiwan Province749
Chiayi County199
Hualien County119
Japan107
Taitung County75
Nantou County73
New Taipei65
Yunlin County60

Counts show where people looked, not only where it lives.

Classification

KingdomPlants · Plantae
PhylumVascular Plants · Tracheophyta
ClassDicots · Magnoliopsida
Orderpinks, cactuses, and allies · Caryophyllales
Familyknotweed family · Polygonaceae
Genusknotweeds, smartweeds, and waterpeppers · Persicaria

Sources

Remember the name next time.

Practise prickled-vine smartweed with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.