(Du Roi) K. Koch
American Larch
| Province | Rank | Native |
|---|---|---|
| Manitoba | S5 | Yes |
| Island of Newfoundland | S5 | Yes |
| Prince Edward Island | S5 | Yes |
| Yukon Territory | S5 | Yes |
| New Brunswick | S5 | Yes |
| Northwest Territories | S5 | Yes |
| Nova Scotia | S5 | Yes |
| Nunavut | S4 | Yes |
| British Columbia | S5 | Yes |
| Quebec | S5 | Yes |
| Saskatchewan | S5 | Yes |
| Ontario | S5 | Yes |
| Alberta | S5 | Yes |
| Labrador | S5 | Yes |
| Province | Rank | Native |
|---|---|---|
| Michigan | SNR | Yes |
| Alaska | SNR | Yes |
| New Hampshire | SNR | Yes |
| Connecticut | SNR | Yes |
| Illinois | S1 | Yes |
| Wisconsin | SNR | Yes |
| Minnesota | SNR | Yes |
| Rhode Island | S1 | Yes |
| Maryland | S1 | Yes |
| Indiana | S2 | Yes |
| Maine | SNR | Yes |
| New York | S5 | Yes |
| New Jersey | S3 | Yes |
| Ohio | S3 | Yes |
| West Virginia | S1 | Yes |
| Vermont | S5 | Yes |
| Massachusetts | SNR | Yes |
| Pennsylvania | S4 | Yes |
| Area | Forest | Acres |
|---|---|---|
| Caribou - Speckled Ext | White Mountain National Forest | 5,988 |
| Area | Forest | Acres |
|---|---|---|
| Delirium | Hiawatha National Forest | 190 |
| Government Island | Hiawatha National Forest | 225 |
| Area | Forest | Acres |
|---|---|---|
| Brule Lake - Eagle Mountain | Superior National Forest | 12,380 |
| Cabin Creek | Superior National Forest | 6,071 |
| Hegman Lakes | Superior National Forest | 675 |
| Kawishiwi Lake To Sawbill | Superior National Forest | 15,305 |
| Phantom Lake | Superior National Forest | 6,521 |
| Area | Forest | Acres |
|---|---|---|
| Cherry Mountain | White Mountain National Forest | 8,766 |
| Dartmouth Range | White Mountain National Forest | 9,233 |
| Great Gulf Ext. | White Mountain National Forest | 15,110 |
| Kilkenny | White Mountain National Forest | 28,766 |
| Kinsman Mountain | White Mountain National Forest | 8,999 |
| Pemigewasset | White Mountain National Forest | 32,255 |
| Pemigewasset Ext | White Mountain National Forest | 15,840 |
| Presidential - Dry River Ext | White Mountain National Forest | 10,555 |
| Sandwich Range | White Mountain National Forest | 16,797 |
| Waterville | White Mountain National Forest | 4,312 |
| Wild River | White Mountain National Forest | 46,878 |
| Area | Forest | Acres |
|---|---|---|
| Bread Loaf | Green Mountain and Finger Lakes National Forests | 1,768 |
| Devil's Den 09083 | Green Mountain and Finger Lakes National Forests | 9,169 |
| Griffith Lake 09084 | Green Mountain and Finger Lakes National Forests | 1,833 |
| Lye Brook Addition 09085 | Green Mountain and Finger Lakes National Forests | 1,111 |
| Wilder Mountain 09082 | Green Mountain and Finger Lakes National Forests | 8,759 |
| Area | Forest | Acres |
|---|---|---|
| 09011 - Flynn Lake Study Area | Chequamegon-Nicolet National Forest | 5,951 |
| 09157 - Chase Creek | Chequamegon-Nicolet National Forest | 6,140 |
| 09161 - Gates Lake | Chequamegon-Nicolet National Forest | 5,255 |
| 09164 - Tea Lake | Chequamegon-Nicolet National Forest | 5,510 |
| 09180 - Perch Lake | Chequamegon-Nicolet National Forest | 2,390 |