Family · Other eudicots
Polygonaceae
Buckwheat, rhubarb, knotweed
Herbs to trees with swollen nodes sheathed by an ochrea; includes buckwheat, rhubarb and sorrels.
- Accepted species
- 1,638accepted names · Kew WCVP
- Genera
- 59accepted genera · Kew WCVP
- Origin
- ≈42 MaPaleogene · crown age, Jin & Qian 2022 megatree
- Centre of diversity
- Asia-Temperatemost native species · WGSRPD
Open Polygonaceae in the treePan, zoom and dig into its genera in the interactive view.›
Plants you might know
- Rumex (dock)
- Rheum (rhubarb)
- Fagopyrum (buckwheat)
Genera
Rumex297 spp.
Eriogonum259 spp.
Coccoloba198 spp.
Polygonum174 spp.
Persicaria152 spp.
Chorizanthe62 spp.
Rheum58 spp.
Koenigia55 spp.
Calligonum49 spp.
Atraphaxis48 spp.
Bistorta45 spp.
Oxygonum38 spp.
Ruprechtia32 spp.
Fagopyrum30 spp.
Muehlenbeckia27 spp.
Triplaris19 spp.
Fallopia13 spp.
Pteropyrum7 spp.
Reynoutria6 spp.
Antigonon4 spp.
Duma3 spp.
Lastarriaea3 spp.
Neomillspaughia3 spp.
Oxyria3 spp.
Oxytheca3 spp.
Podopterus3 spp.
Sidotheca3 spp.
Afrobrunnichia2 spp.
Caelestium2 spp.
Enneatypus2 spp.
Gymnopodium2 spp.
Johanneshowellia2 spp.
Knorringia2 spp.
Magoniella2 spp.
Mucronea2 spp.
Parogonum2 spp.
Pleuropterus2 spp.
Pteroxygonum2 spp.
Stenogonum2 spp.
Acanthoscyphus1 spp.
Aristocapsa1 spp.
Bactria1 spp.
Brunnichia1 spp.
Centrostegia1 spp.
Dedeckera1 spp.
Dodecahema1 spp.
Eskemukerjea1 spp.
Gilmania1 spp.
Goodmania1 spp.
Harfordia1 spp.
Hollisteria1 spp.
Leptogonum1 spp.
Nemacaulis1 spp.
Persirumex1 spp.
Pterostegia1 spp.
Reyllopia1 spp.
Salta1 spp.
Symmeria1 spp.
Systenotheca1 spp.
Where it grows
- Asia-Temperate598
- Northern America517
- Southern America321
- Europe194
- Asia-Tropical184
- Africa134
- Australasia40
- Pacific6
- Antarctic3
Native species richness by botanical continent (WGSRPD level 1), from Kew WCVP.
Related families
Polygonaceae sits in the order Caryophyllales.
- CaryophyllaceaeCarnations, pinks, chickweed3,403
- AmaranthaceaeAmaranth, beet, spinach, quinoa2,420
- CactaceaeCacti2,033
- AizoaceaeIce plants, living stones1,815
- PlumbaginaceaeSea lavender, leadwort1,141
- NyctaginaceaeBougainvillea, four o'clocks465
- DroseraceaeSundews, Venus flytrap277
- MontiaceaeMiner's lettuce271
- NepenthaceaeTropical pitcher plants218
- PortulacaceaePurslanes154
- TamaricaceaeTamarisks113
- MolluginaceaeCarpetweeds99
- FrankeniaceaeSea heaths86
- Anacampserotaceae61
- PhytolaccaceaePokeweeds34
- TalinaceaeFameflowers29
- Limeaceae25
- Petiveriaceae22
- Ancistrocladaceae20
- DidiereaceaeMadagascar ocotillo20
- BasellaceaeMalabar spinach19
- Microteaceae10
- Achatocarpaceae10
- Macarthuriaceae9