Native Plants
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Polygonum minimum
Polygonum minimum S. Watson
Broad-leaf Knotweed, Broadleaf Knotweed, Leafy Dwarf Knotweed, Little Mountain Knotweed, Zigzag Knotweed
Polygonaceae (Buckwheat family)
Synonym(s):
USDA Symbol: POMI2
USDA Native Status: L48 (N), AK (I?), CAN (N)
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: AnnualHabit: Herb
Fruit Type: Achene
Size Notes: Up to about 1 foot tall.
Bloom Information
Bloom Color: White , Pink , GreenBloom Time: Jul , Aug , Sep
Bloom Notes: Greenish with narrow white or pink margins.
Distribution
USA: AK , AZ , CA , CO , ID , MT , NV , OR , UT , WA , WYCanada: AB , BC
Native Habitat: Alpine to subalpine sites, open or semibarren soil.
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FACU | FACU | FAC | FACU |
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Polygonum minimum in USDA PlantsFNA: Find Polygonum minimum in the Flora of North America (if available)
Google: Search Google for Polygonum minimum
Metadata
Record Modified: 2020-11-12Research By: CBR