Japanese knotweed

Reynoutria japonica Sieb. & Zucc.

USDA PLANTS Symbol: REJA2
Invasive Plant Atlas

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Record ID:4108159
Status:Positive
Location:Cook County, Illinois
Source:Kristin Pink, Forest Preserve District of Cook County
Project:New Invaders Watch Program
Site:McCormick Woods
Habitat:Edge: Roadside
Abundance:Scattered Plants
Locality:Many immature Japanese knotweed plants grew on the west edge of 1st Avenue in McCormick Woods.
Comments:This population is being monitored and treated.
Area Infested:0.75 Acres
Coordinates:41.83714, -87.83155
NADatum:WGS84
Ownership:County Government
phenology:Sapling/Immature
Canopy Cover:Moderate
Identification Credibility:Verified
Observation DateOctober 1, 2014
Date EnteredNovember 25, 2014
Validator: Debbie Maurer
Validation Date::November 25, 2014
Verification Method: Expertise
Date Updated: November 25, 2014
Source Type: Web Report
Bugwood Center Developed by The University of Georgia - Center for Invasive Species and Ecosystem Health.
Last updated on Thursday, November 21, 2013 at 01:34 PM