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Plants › knotweed family

Weyrich's Knotweed

Koenigia weyrichii

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Wildlife study photograph from iNaturalist.
(c) acanthis, some rights reserved (CC BY-NC)

25 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.

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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 Alaska.January 41, February 30, March 47, April 75, May 107, June 117, July 125, August 108, September 79, October 59, November 32, December 25.
United States847
Alaska847
Russia363
Kamchatka Krai157
Sakhalin Oblast62
Japan45
Murmansk Oblast43
Irkutsk Oblast23
Novosibirsk Oblast21
Leningrad oblast15

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
GenusKoenigia

Sources

Remember the name next time.

Practise Weyrich's Knotweed with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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