Aconogonon campanulatum (Hook.f.) H.Hara
Aconogonon pangianum G.D.Pal & Maiti
Persicaria campanulata (Hook.f.) Ronse Decr.
Persicaria duclouxii (H.Lév. & Vaniot) H.Gross
Polygonum campanulatum Hook.f.
Polygonum duclouxii H.Lév. & Vaniot
Polygonum pangianum (G.D.Pal & Maiti) R.C.Srivast.
Reynoutria campanulata (Hook.f.) Moldenke
Common Name: Lesser Knotweed
Koenigia campanulata is a herbaceous perennial plant growing from a creeping, stoloniferous rootstock; it produces suberect stems that are prostrate at the base, growing around 60 - 90cm tall[
The plant is harvested from the wild for local use as a food.
E. Asia - southern China (Guizhou, W Hubei, Sichuan, Xizang, Yunnan), northern India, Nepal, Bhutan, northern Myanmar
Moist open places on slopes and in valleys; at elevations from 1,400 - 4,100 metres[
Koenigia campanulata is not a very cold-hardy plant, being able to tolerate short periods with temperatures down to around -5 to -8°c when fully dormant[
Grows well in a cool, moist position in semi-shade[
The tender young shoots are boiled and cooked as a vegetable[
We have no specific information for this species, but the seed of most, if not all, members of the genus is edible both raw and cooked, and is potentially a good source of amino acids. Unfortunately the seed is also usually rather small and fiddly to utilize[