I chose three that seemed to me to be both common and distinctive (and a fourth, some kind of tiny-leafed aquatic plant), photographed them and came home to identify them.
Turns out I have no eye for moss.
Thomasburg is a small hamlet in the Municipality of Tweed in eastern Ontario. Behind my home here is a fallow field, swamp, cedar bush, old apple orchard and woods. Almost every day I take the same walk through this territory to see who's been by, and try to figure out what they've been up to.