| equisetum palustre | | Canada: Northwest Territories, Mainland Northwest Territories, Tuktut Nogait National Park, West side of Hornaday River, east of Castle Butte | | 459993027 |
| equisetum palustre | | Canada: Northwest Territories, Mainland Northwest Territories, Paulatuk, Paulatuk. Approximately 6 km E of town, several km from coast | | 459993030 |
| equisetum palustre | | Canada: Northwest Territories, Mainland Northwest Territories, Tuktut Nogait National Park, 3 km ESE of junction with Little Hornaday River, NE bank | | 459993032 |