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  1. Life
  2. Plants
  3. Vascular Plants
  4. Dicots
  5. Pinks, Cactuses, and Allies
  6. Knotweed Family
  7. Knotweeds
  8. Knotgrass
  9. Bidwell's Knotweed

species 199 observations

Bidwell's Knotweed

Polygonum bidwelliae

Status
native
Traits
Where
In the US
Source
iNaturalist

Field notes

Supports All

47 native animals
supported in the US
  • Caterpillars Moths and butterflies raised on it White-lined Sphinx, Gem Moth, Gray Hairstreak, Virginian Tiger Moth 12
  • Plant eaters Animals that feed on it Red-winged Blackbird, Wood Duck, Common Gallinule, Song Sparrow 32
  • Flower visitors Pollinators and other flower visitors Common Grass Skimmer, Orange-legged Furrow Bee, Mesilla Masked Bee 3

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Layer
Herbaceous plants
Plant type
Annual Wildflower

From USDA PLANTS.

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