Similar to ソバ属

Coccoloba uvifera

Bistorta tenuicaulis

Rumex acetosella

Persicaria capitata

Persicaria filiformis

Polygonum aviculare

Bistorta vivipara

Persicaria hydropiper

Rhubarb

29th century BC

28th century BC

27th century BC

26th century BC

25th century BC

24th century BC

23rd century BC

22nd century BC

20th century BC

19th century BC

18th century BC

17th century BC