| Betulaceae | |
Alnus maritima var. arguta
| Regel | Bull. Soc. Imp. Naturalistes Moscou 38(2): 428 | 1865 |
| Betulaceae | |
Alnus maritima var. formosana
| Burkill | J. Linn. Soc., Bot. 26(178): 500 | 1899 |
| Betulaceae | |
Alnus maritima subsp. georgiensis
| J.A. Schrad. & W.R. Graves | Castanea 67(4): 399 | 2002 [2003] |
| Betulaceae | |
Alnus maritima var. japonica
| Regel | Prodr. 16(2): 186 | 1868 |
| Betulaceae | |
Alnus maritima subsp. maritima
| | | |
| Betulaceae | |
Alnus maritima subsp. metoporina
| (Furlow) A.E. Murray | Kalmia 13: 3 | 1983 |
| Betulaceae | |
Alnus maritima var. metoporina
| (Furlow) A.E. Murray | Kalmia 13: 3 | 1983 |
| Betulaceae | |
Alnus maritima var. obtusata
| Franch. & Sav. | Enum. Pl. Jap. 1: 458 | 1875 |
| Betulaceae | |
Alnus maritima subsp. oklahomensis
| J.A. Schrad. & W.R. Graves | Castanea 67(4): 398–399 | 2002 [2003] |
| Betulaceae | ** |
Alnus maritima [unranked] typica
| Regel | Bull. Soc. Imp. Naturalistes Moscou 38(3): 428 | |