| Ericaceae | |
Kalmia polifolia fo. leucantha
| W.B. Schofield & E.C. Sm. | Canad. Field-Naturalist 67(2): 94 | 1953 |
| Ericaceae | |
Kalmia polifolia subsp. microphylla
| (Hook.) Calder & Roy L. Taylor | Canad. J. Bot. 43(11): 1398 | 1965 |
| Ericaceae | ** |
Kalmia polifolia var. microphylla
| (Hook.) H.M. Hall | Univ. Calif. Publ. Bot. 4(12): 201 | 1912 |
| Ericaceae | |
Kalmia polifolia var. microphylla
| (Hook.) Rehder | Cycl. Amer. Hort. 2: 854 | 1900 |
| Ericaceae | |
Kalmia polifolia subsp. occidentalis
| (Small) Abrams | Ill. Fl. Pacific States 3: 302 | 1951 |
| Ericaceae | |
Kalmia polifolia fo. polifolia
| | | |
| Ericaceae | |
Kalmia polifolia subsp. polifolia
| | | |
| Ericaceae | |
Kalmia polifolia var. polifolia
| | | |