Invasive SpeciesJapanese barberry

Berberis thunbergii
FOUND by BRES Ecologist 31
Boothbay Harbor
ID Confirmed
Quality checked by Class
Peer reviewed by Class
Field Notes
The weather outside was great for a walk. I enjoyed looking for my plant and walking through the woods.
Supporting Evidence
Photo of my evidence.
The plant we found has stems that grow in a zigzag pattern with one thorn at each point. That matches the characteristic for the Japanese Barberry.
Photo of my evidence.
The plant we found had bright red berries after September. The berries are oval and match the berries on the identification card for the Japanese Barberry.
Photo of my evidence.
The plant we found had oval green leaves with smooth edges. The leaves alternate on the plant like the Japanese Barberry.
Species Observation: Species Looked For
Did you find it?: 
I think I found it
Scientific name:
Berberis thunbergii
Common name:
Japanese barberry
Sampling method: 
Just looking around
Photo of our sampling method.
Place Studied
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Map this species
N 43.858576 °
W -69.630392 °
Observation Site Information
A photo of our study site.
Upland - Developed areas
Trip Information
Boothbay Harbor School Area
Trip date: 
Tue, 2017-10-24 14:33
Town or city: 
Boothbay Harbor
Type of investigation: 
Species Survey
Eastern Coastal


Great observation!!