⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-27803234, with some changes.
This name is a synonym of Crataegus scabrida var. dunbarii (Sarg.) Kruschke.
The record derives from Tropicos which reports it as a synonym (record 27803234) with original publication details: Proc. Rochester Acad. Sci. 4(6): 126-127 126 1903.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:68221-2.