| Name | Amelanchier arborea subsp. laevis (Wiegand) McKay-Kuja ex P. Landry |
| Authorship | (Wiegand) McKay-Kuja ex P. Landry |
| Rank | Subspecies |
| Placed in | Amelanchier arborea (F. Michaux) Fernald |
| Citation | 1975 Bull. Soc. Bot. France 122(5-6): 247 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Amelanchier arborea subsp. laevis (Wiegand) McKay-Kuja ex P. Landry |
| Identification made in | [no date] (1) |