⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Amelanchier laevis in version 1.1 of The Plant List.
This name is a synonym of Amelanchier arborea subsp. laevis .
The record derives from Tropicos which reports it as a synonym (record 27800223
) with original publication details: Rhodora 14(163): 154-158, pl. 96, f. 7A-G 154 1912.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:11206-2
.