Public Sites
| State | County | Name |
|---|---|---|
| Iowa | Muscatine | Whiskey Run @ Hwy 92 |
| South Dakota | Fall River | Wheaton College Science Station |
| Iowa | Clinton | Wheatland |
| Iowa | Keokuk | What Cheer |
| Texas | Wharton | Wharton |
| Iowa | Allamakee | Weymiller Prairie |
| Iowa | Allamakee | Weymiller Hill Prairie |
| Iowa | Lee | Wever |
| Iowa | Dickinson | Wetland on 180th Street |
| Iowa | Henry | Westwood Exit |
| Iowa | Warren | Westwood |
| Iowa | Polk | Westwood |
| Iowa | Dickinson | Westport Park |
| Iowa | Jones | Westphal Timber, Jones |
| Michigan | Marquette | Westphal Timber Michigan |
| Iowa | Plymouth | Westfield @ Hwy 3 |
| Iowa | Plymouth | Westfield |
| Kentucky | Daviess | Western Kentucky Botanical Garden |
| Colorado | Custer | Westcliffe |
| Iowa | Tama | West Salt Creek Wildlife Area |
| Iowa | Linn | West Prairie Cemetery |
| Iowa | Linn | West Otter Creek and Forest Edge Rd |
| Iowa | Dickinson | West Okoboji |
| Illinois | Peoria | West of Hwy 5 |
| Iowa | Mills | West Oak Forest |