Index / Search / Polygonum polygaloides
§1 Plant
Polygonum polygaloides Wall. ex Meisn.
vernacular milkwort knotweed — species · Polygonaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Annual
- Group
- Dicot
- Family
- Polygonaceae Juss.
- Genus
- Polygonum
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
County-level range
· 160 counties across 11 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 160 counties across 11 states/territories.
Arizona view state ↗ 2 N ▾
California view state ↗ 30 N ▾
- Alpine 06003
- Amador 06005
- Butte 06007
- Colusa 06011
- Del Norte 06015
- El Dorado 06017
- Fresno 06019
- Glenn 06021
- Humboldt 06023
- Inyo 06027
- Kern 06029
- Lake 06033
- Lassen 06035
- Madera 06039
- Mariposa 06043
- Mendocino 06045
- Modoc 06049
- Mono 06051
- Nevada 06057
- Placer 06061
- Plumas 06063
- San Bernardino 06071
- Shasta 06089
- Sierra 06091
- Siskiyou 06093
- Tehama 06103
- Trinity 06105
- Tulare 06107
- Tuolumne 06109
- Ventura 06111
Colorado view state ↗ 13 N ▾
Idaho view state ↗ 29 N ▾
- Adams 16003
- Bear Lake 16007
- Bingham 16011
- Blaine 16013
- Boise 16015
- Butte 16023
- Camas 16025
- Canyon 16027
- Caribou 16029
- Cassia 16031
- Clark 16033
- Clearwater 16035
- Custer 16037
- Elmore 16039
- Franklin 16041
- Fremont 16043
- Gooding 16047
- Idaho 16049
- Kootenai 16055
- Latah 16057
- Lemhi 16059
- Lincoln 16063
- Madison 16065
- Nez Perce 16069
- Owyhee 16073
- Teton 16081
- Twin Falls 16083
- Valley 16085
- Washington 16087
Montana view state ↗ 8 N ▾
Nevada view state ↗ 7 N ▾
New Mexico view state ↗ 1 N ▾
Oregon view state ↗ 27 N ▾
- Baker 41001
- Benton 41003
- Clackamas 41005
- Columbia 41009
- Crook 41013
- Curry 41015
- Deschutes 41017
- Douglas 41019
- Grant 41023
- Harney 41025
- Hood River 41027
- Jackson 41029
- Jefferson 41031
- Josephine 41033
- Klamath 41035
- Lake 41037
- Lane 41039
- Linn 41043
- Malheur 41045
- Marion 41047
- Sherman 41055
- Umatilla 41059
- Union 41061
- Wallowa 41063
- Wasco 41065
- Washington 41067
- Yamhill 41071
Utah view state ↗ 15 N ▾
Washington view state ↗ 17 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/POPO4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5334287 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z