To start off, I spent a lot of time looking at wildflowers. I believe I have identified these correctly but if you know differently please let me know! Many of these are quite range and habitat-restricted.
The rest of my sightings will be in another post.
Kalm's Lobelia (left) and Blue-green Grass-of-Parnassius
Bog Goldenrod and Pitcher Plant
Fringed Gentian not quite in bloom
Nodding Lady's Tresses - one of the many orchids the Bruce is famous for