World flora Plants of the world floraExplore

• Families
• Genera
• Species 84

Options

Sort bySpeciesImages countObservations count

Sort orderAscendingDescending

Apply

Aconogonum alpinum (All.) Schur

Alaska wild Rhubarb

16 8 Observations

Polygonaceae

Bistorta amplexicaulis (D.Don) Greene

Red Bistort

587 386 Observations

Polygonaceae

Bistorta officinalis Delarbre

Common Bistort

6,079 4,959 Observations

Polygonaceae

Bistorta vivipara (L.) Delarbre

Alpine Bistort

1,149 739 Observations

Polygonaceae

Emex australis Steinh.

Double Gee

3 1 Observation

Polygonaceae

Emex spinosa (L.) Campd.

Spiny Emex

377 198 Observations

Polygonaceae

Fagopyrum esculentum Moench

Buckwheat

5,616 4,525 Observations

Polygonaceae

Fagopyrum tataricum (L.) Gaertn.

Green Buckwheat

179 144 Observations

Polygonaceae

Fallopia aubertii (L.Henry) Holub

Silver-lace Vine

2,352 1,623 Observations

Polygonaceae

Fallopia baldschuanica (Regel) Holub

Russian-vine

1,195 839 Observations

Polygonaceae

Fallopia convolvulus (L.) Á.Löve

Black Bindweed

1,286 909 Observations

Polygonaceae

Fallopia dumetorum (L.) Holub

Copse-bindweed

927 592 Observations

Polygonaceae

Muehlenbeckia complexa (A.Cunn.) Meisn.

Maidenhair Vine

1,038 931 Observations

Polygonaceae

Oxyria digyna (L.) Hill

Mountain Sorrel

396 251 Observations

Polygonaceae

Persicaria affinis (D.Don) Ronse Decr.

Himalayan Bistort

348 263 Observations

Polygonaceae

Persicaria amphibia (L.) Gray

Least Concern

Amphibious Bistort

1,099 820 Observations

Polygonaceae

Persicaria campanulata (Hook.f.) Ronse Decr.

Lesser Knotweed

136 101 Observations

Polygonaceae

Persicaria capitata (Buch.-Ham. ex D.Don) H.Gross

Pink-headed Knotweed

2,059 1,666 Observations

Polygonaceae

Persicaria decipiens (R.Br.) K.L.Wilson

Willow-leaved Persicaria

64 35 Observations

Polygonaceae

Persicaria hydropiper (L.) Spach

Least Concern

Biting Persicaria

1,740 1,241 Observations

Polygonaceae

Persicaria lapathifolia (L.) Delarbre

Least Concern

Pale knotweed

3,129 2,223 Observations

Polygonaceae

Persicaria maculosa Gray

Least Concern

Red shank

9,275 6,737 Observations

Polygonaceae

Persicaria minor (Huds.) Opiz

Minor Smartweed

304 186 Observations

Polygonaceae

Persicaria mitis (Schrank) Assenov

Tasteless Water-pepper

176 81 Observations

Polygonaceae

Persicaria nepalensis (Meisn.) Miyabe

Nepal Persicaria

6 3 Observations

Polygonaceae

Persicaria orientalis (L.) Spach

Kiss-me-over-the-garden-gate

2,678 2,168 Observations

Polygonaceae

Persicaria pennsylvanica (L.) M.Gomez

Pennsylvania Smartweed

32 29 Observations

Polygonaceae

Persicaria x ambigua (Personnat) B.Bock

 

2 2 Observations

Polygonaceae

Polygonum arenarium Waldst. & Kit.

Lesser Red-knotgrass

9 4 Observations

Polygonaceae

Polygonum aviculare L.

Knotgrass

4,991 3,841 Observations

Polygonaceae

Polygonum bellardii All.

Narrowleaf Knotweed

27 11 Observations

Polygonaceae

Polygonum cognatum Meisn.

Indian Knotgrass

36 25 Observations

Polygonaceae

Polygonum equisetiforme Sibth. & Sm.

Horsetail Knotweed

1 1 Observation

Polygonaceae

Polygonum maritimum L.

Sea Knotgrass

704 363 Observations

Polygonaceae

Polygonum plebeium R.Br.

Least Concern

Common knotweed

3 1 Observation

Polygonaceae

Polygonum raii Bab.

Ray's Knotgrass

83 19 Observations

Polygonaceae

Polygonum robertii Loisel.

 

1 1 Observation

Polygonaceae

Polygonum romanum Jacq.

Least Concern

 

3 2 Observations

Polygonaceae

Polygonum scoparium Req. ex Loisel.

 

59 36 Observations

Polygonaceae

Reynoutria compacta (Hook.f.) Nakai

Dwarf Japanese knotweed

2 1 Observation

Polygonaceae

Reynoutria japonica Houtt.

Japanese knotweed

10,493 8,265 Observations

Polygonaceae

Reynoutria sachalinensis (F.Schmidt) Nakai

Giant Knotweed

2,177 1,698 Observations

Polygonaceae

Reynoutria x bohemica Chrtek & Chrtkova

Bohemian knotweed

3 1 Observation

Polygonaceae

Rheum palmatum L.

Chinese rhubarb

162 102 Observations

Polygonaceae

Rheum rhaponticum L.

Rhubarb

1,066 835 Observations

Polygonaceae

Rheum x hybridum Murray

Rhubarb

1 1 Observation

Polygonaceae

Rubrivena polystachya (C.F.W.Meissn.) M.Král

Himalayan Knotweed

24 19 Observations

Polygonaceae

Rumex acetosa L.

Common Sorrel

6,368 4,936 Observations

Polygonaceae

Rumex acetosella L.

Field sorrel

4,942 3,828 Observations

Polygonaceae

Rumex alpinus L.

Alpine Dock

1,474 1,073 Observations

Polygonaceae

Loading...