Persicaria elatior, commonly known as tall knotweed, is a species of flowering plant native to eastern Australia.[1] It was one of eleven species selected for the Save a Species Walk campaign in April 2016; scientists walked 300 km to raise money for collection of seeds to be prepared and stored at the Australian PlantBank at the Australian Botanic Garden, Mount Annan.[2]

Persicaria elatior
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Polygonaceae
Genus:	Persicaria
Species:	Persicaria elatior
Binomial name
Persicaria elatior (R.Br.) K.L.Wilson
Synonyms
Polygonum elatius R.Br.

References

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