| Alpine Rocky Barrens and Dwarf Shrub |
| Alpine Ashy-Sandy-Rocky Graminoid Meadows and Dwarf Shrub |
| Volcanic Rocky Barrens, Lichen, and Beach Rye |
| Volcanic Rocky-Ashy Dwarf Shrub |
| Volcanic Rocky-Ashy Forb Meadows and Low Willow Shrub |
| Volcanic Rocky Wet Sedge Meadows |
| Volcanic Streams and Springs |
| Volcanic Lake |
| Upland Ashy-Rocky Barrens and Dwarf Shrub |
| Upland Ashy-Loamy-Rocky Balsam Poplar Forest |
| Upland Ashy-Loamy-Rocky Forb Meadows and Alder Tall Shrub |
| Upland Ashy-Sandy-Rocky Willow Low and Tall Shrub |
| Lowland Organic-rich Wet Sedge Meadows and Low Willow Shrub |
| Lowland Organic-rich Wet Sedge Bog Meadows and Dwarf Shrub |
| Lowland Lake |
| Lacustrine Rocky Drained Lake Barrens |
| Lacustrine Organic-rich Wet Sedge Meadows and Forb Marshes |
| Riverine Rocky Barrens and Alder Tall Shrub |
| Riverine Silty-Sandy-Rocky Forb Meadows and Willow Shrub |
| Riverine Loamy-Organic Wet Sedge Meadow |
| River Water |
| Coastal Sandy-Rocky Brackish Barrens and Wet Sedge |
| Coastal Sandy-Rocky Moist Grass Meadow |
| Brackish Water |
| Marine Water |
| Snow or Ice |