• Common Submerged and Floating Plants
• Riverside Park (Marsh)
• Bass Creek (Forested Wetland)
• Hofma Park (Wet Meadow & Shrubby Wetland)
• Grand River Park (Forested Wetland & Pond Edge)
• Saul Lake (Bog)

Michigan Natural Features Inventory provides a plant species list for all the major habitats in Michigan

For wetland plants you can use the Search Function of the Michigan Flora On-line.  Under wetness index click the index you are interested in.
You can choose multiple items at once by holding down on [Ctrl].  You can mix the other indices to get a species list by county or by growth form, etc.