- Herbarium ID: SSMF
- Accession Number: 009600
- Scientific Name: Ambrosia trifida L.
- Family Name: Asteraceae
- Location: CP/CNR tracks and spur line leading to N end elevators in Current River area, Thunder Bay City, Ontario.
- District Located: not specified
- Longitude/Latitude: 89.45W / 48.45 N
- Habitat: Forming thickets in waste groung along railway spur line leading to grain elevators.
- Notes: [no data]
- Collector: C.E. Garton
- Collection Number: 19188
- Collection Date: 09/13/1979
- Determined by: C.E. Garton
- Annotation by: [no data]