- Herbarium ID: NHIC
- Accession Number: MJO6840
- Scientific Name: Tetraneuris herbacea Greene
- Family Name: Asteraceae
- Location: Mississagi Lighthouse, extreme W end of Manitoulin Island, Ont.
- District Located: Manitoulin
- Longitude/Latitude: 83.22444W / 45.89 N
- Habitat: Open alvar with wave-washed cobble & thin soil, Thuja on edges.
- Notes: Flowering, approx. 5000 plants, with Sporobolus heterolepis, Juniperus communis, Schizachyrium scoparium, Artemisia campestris, +; see notes.
- Collector: M.J. Oldham
- Collection Number: 16324
- Collection Date: 22-Jun-1994
- Determined by: M.J. Oldham
- Annotation by: A.A. Reznicek 1995.