Knotweed Collection

Giant Japanese Knotweed
JH-24 Giant Japanese Knotweed John Holmes Please note that prints are for personal display purposes only and may not be reproduced in anyway

Decorative botanical print with forget-me-not, grass, knotweed, and water violet
5855546 Decorative botanical print with forget-me-not, grass, knotweed, and water violet; (add.info.: Five aquatic plants including forget-me-nots (Myosotis), grass (Phalaris)

Water pepper, Polygonum hydropiper, and curlytop knotweed, Polygonum lapathifolium
5856110 Water pepper, Polygonum hydropiper, and curlytop knotweed, Polygonum lapathifolium; (add.info.: Water pepper, Polygonum hydropiper, and curlytop knotweed, Polygonum lapathifolium)

Hybrid Poplar tree plantation in autumn (Populs sp. ). Boardman Tree Farm, near Irrigon
Hybrid Poplar tree plantation in autumn (Populs sp.). Boardman Tree Farm, near Irrigon, Oregon, USA. October

Chinese knotweed, Persicaria orientalis
La Persicaire vulgaire de la Chine. Chinese knotweed, Persicaria orientalis. Handcoloured etching from Pierre Joseph Buchoz Collection precieuse et enluminee des fleurs les plus belles et les plus

Alexanders rhubarb (Rheum alexandrae) and Dwarf purple rhododendron (Rhododendron impeditum) in wet valley. Large bracts on rhubarb protect tiny flowers from UV rays

Alexanders rhubarb (Rheum alexandrae) and Dwarf purple rhododendron (Rhododendron impeditum) in wet valley with low cloud. Large bracts on rhubarb protect tiny flowers from UV light

Scarce chaser dragonfly (Libellula fulva) covered in dew, roosting on common sorrel (Rumex acetosa), Lower Tamar Lakes, Cornwall, UK. May

Chinese knotweed, Persicaria species
Persicaire de la Chine a feuilles de Chiendent. Chinese knotweed, Persicaria species. Handcoloured etching from Pierre Joseph Buchoz Collection precieuse et enluminee des fleurs les plus belles et

Page 228. Polygonum orientale, c. 1803-06 (w / c, pen, ink and pencil)
5670585 Page 228. Polygonum orientale, c.1803-06 (w/c, pen, ink and pencil) by Lewin, John William (1770-1819); Mitchell Library

Marsh fritillary butterfly (Euphydrayas aurinia) on sorrel (Rumex acetosa), Dunsdon, Devon, UK. June

Climbing Buckwheat
Digitally restored image of an original antique illustration by Sowerby published in 1860s in The English Botany

Common Buckwheat
Digitally restored image of an original antique illustration by Sowerby published in 1860s in The English Botany

Knotgrass used to treat urinary infections
Digitally restored image of an original antique illustration by Sowerby published in 1860s in The English Botany

Persocaria plant
Digitally restored image of an original antique illustration by Sowerby published in 1860s in The English Botany

Water pepper
Digitally restored image of an original antique illustration by Sowerby published in 1860s in The English Botany

Eastern knotweed
Photo of an original Fine Lithograph from the Favourite Flowers of Garden & Greenhouse by Edward Step published in 1897 in London

Persecaria, Knotweed, Smartweed, Sorrel, Victorian Botanical Illustration
Very Rare, Beautifully Illustrated Antique Engraved Persecaria, Knotweed, Smartweed, Sorrel, Victorian Botanical Illustration, from The Flowering Plants and Ferns of Great Britain, Published in 1846

Scorpion fly (Panorpa communis) on Bistort (Polygonum bistorta)

Garden Chafer (Phyllopertha horticola) and a spinner moth on Fleece Flower (Polygonum affine)

Japanese Knotweed (Fallopia japonica) introduced invasive species, flowering, West Yorkshire, England, September

Picture No. 10882102
Japanese Knotweed (Polygonum cuspidatum) Date:

Picture No. 10890982
Japanese Knotweed (Fallopia japonica) Date:

Picture No. 10896567
Japanese knotweed -leaf development in spring (Fallopia japonica) Date:

Picture No. 10896560
Japanese knotweed -leaf development in spring (Fallopia japonica) Date:

Persicaria sp. knotweed
Folio 47 from A Collection of Flowers (1795) by John Edwards. Held in the Botany Library at the Natural History Museum, London

Japanese Knotweed (Fallopia japonica) introduced invasive species, new spring shoots, Ceredigion, Wales, March

Polygonum Fagopyrum
species of KNOTWEED French : renouee sarrazin, ou ble noir Date: 19th century

Davis Knotweed (Polygonum davisiae) flowering, just after snow melt on mountain at 7000 ft. Crater Lake N. P
Davis Knotweed (Polygonum davisiae) flowering, just after snow melt on mountain at 7000 ft. Crater Lake N.P. Oregon, U.S.A. july

Japanese Knotweed (Reynoutria japonica)
Japanese knotweed sprouting in spring. Dorset, UK April 2007

Giant Knotweed (Reynoutria sachalinensis), also known as Sakhalin Knotweed, in flower

Flower buds, SEM
Flower buds. Coloured scanning electron micrograph (SEM) of sepals (light brown) protecting closed flowers (orange) from a knotweed (Polygonum sp. ) plant. Magnification: x14 at 6x7cm size

Alpine bistort (Polygonum viviparum)
Alpine bistort flowers (Polygonum viviparum)

Iceland purslane (Koenigia islandica) in flower

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Discover the fascinating world of knotweed: from giant Japanese Knotweed to Chinese Knotweed, these plants have a unique allure. In Cornwall, UK, witness the beauty of nature as a Scarce Chaser Dragonfly rests on Common Sorrel covered in dew at Lower Tamar Lakes. The autumnal hues of a Hybrid Poplar tree plantation near Irrigon create a stunning backdrop for any landscape enthusiast. Marvel at the vibrant colors of Alexanders Rhubarb and Dwarf Purple Rhododendron intertwining in perfect harmony. Witness the delicate balance between wildlife and flora as a Harvest Mouse feeds on Sorrel in Devon, England. Explore the intricate artwork depicting Polygonum orientale from c. 1803-06, showcasing its timeless appeal. Admire the Marsh Fritillary Butterfly gracefully perched on Sorrel leaves at Dunsdon, adding an ethereal touch to any garden or meadow setting. Lastly, embrace the versatility and culinary potential of Climbing Buckwheat and Common Buckwheat - two varieties that offer both aesthetic pleasure and delicious flavors to your plate.