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Index / Search / Polygonum amphibium var. stipulaceum

§1 Plant

Polygonum amphibium L. var. stipulaceum Coleman

vernacular water smartweed — variety · Polygonaceae

USDA
POAMS
GBIF
4036983 syn.
Rank
variety
water smartweed (Polygonum amphibium var. stipulaceum)
Platephotograph · erik_pCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Polygonaceae Juss.
Genus
Polygonum
§2a

Native status, by region

  • AK Alaska Native
  • CAN Canada Native
  • L48 Lower 48 States Native
  • SPM St. Pierre & Miquelon Native
§2b

County-level range

· 2 counties across 1 state
Legend Native · 2 Introduced · 0 Both · 0 Hover a county for detail.

§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 2 counties across 1 state.

Montana view state ↗ 2 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/POAMS ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/4036983 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T18:27:19Z