| Ledum latifolium var. angustifolium | J. Torrey s.n. with A. Gray,
s.d. | United States of America. British America. | possible type | 23679 |  |
| Ledum latifolium Jacq. | Oakes s.n.
s.d. | United States of America. New Hampshire. White Mountains. | | 2534377 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | S. I. Smith s.n. | United States of America. Maine. Oxford Co. Norway. | | 02534802 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | G. Anspach s.n.
Aug 1877 | Canada. Newfoundland and Labrador. Okak, N.E. Labrador, Lat 58°-59°. | | 2534803 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | A. Brown s.n.
Aug 10 1877 | United States of America. New York. Adirondack Lakes. | | 2534804 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534805 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534807 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534808 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534809 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534810 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534811 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534812 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534817 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534818 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534820 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534823 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534826 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534827 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534830 |  |
| Ledum palustre var. latifolium (Jacq.) Hook. | | | | 2534831 |  |
