California Native Plant Link Exchange
PLANT INFORMATION

Polygonum douglasii ssp. spergulariiforme - Spurry knotweed

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Calflora:  Taxon Report USDA PLANTS
Plant Characteristics CalPhotos
Distribution by watershed Google Image
Observation Hotline Google
Lifeform:
Annual herb 		Family:
Polygonaceae 		Wetland:
unlikely (FACU)
What plants grow with Polygonum douglasii ssp. spergulariiforme ?

Parent species:
Polygonum douglasii

Plant Communities:
Yellow Pine Forest
Chaparral
Coastal Prairie

Synonyms:
Polygonum spergulariiforme

Distribution

Counties:
Butte
Del Norte
El Dorado
Humboldt
Lake
Lassen
Marin
Mendocino
Mono
Modoc
Napa
Nevada
Placer
Plumas
Shasta
Sierra
Siskiyou
Sonoma
Tehama
Trinity
Tuolumne

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