Invasive SpeciesJapanese knotweed

Fallopia japonica
FOUND by Dcolpitts
2017-07-18
Orono
ID Confirmed
Quality checked by Me
Peer reviewed by
Field Notes
Supporting Evidence
Photo of my evidence.
The branches have swollen joints and have many branches.
Photo of my evidence.
There were large leaves that were spade shaped. They have a narrowed leaf tip and smooth edges, that were alternately arranged.
Species Observation: Species Looked For
Did you find it?: 
I think I found it
Scientific name:
Fallopia japonica
Common name:
Japanese knotweed
Count of individuals: 
Coverage: 
3/4 - Completely covered
Reproduction: 
Sampling method: 
Quadrat (user-placement)
Photo of our sampling method.
Place Studied
We’re sorry, JavaScript is required to view the map. If JavaScript is you may wish to upgrade to a newer browser in order to view this map.
Map this species
Latitude: 
N 44.886230 °
Longitude: 
W -68.670970 °
Observation Site Information
A photo of our study site.
Habitat: 
Upland - Developed areas
Trip Information
Name:
University Inn - Orono
Trip date: 
Tue, 2017-07-18 09:00
Town or city: 
Orono
Type of investigation: 
Species and Habitat Survey
Ecosystem: 
Upland
Watershed: 
Penobscot
Habitat Observations
Species diversity: 
12 different species
Evidence of vectors: 
People
River
Tree canopy cover: 
Soil moisture: 
Moist

Comments

Dcoplitts, looks like you have indeed found F. japonica, I'm sad to say... this is such a pesky invader!

Is it the only stand around? Do you have responsibility for this property?

cheers,
gbh