⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50320150, with some changes.
This name is a synonym of Crataegus pedicellata f. assurgens (Sarg.) Kruschke.
The record derives from Tropicos which reports it as a synonym (record 50320150) with original publication details: Ohio J. Sci. 16: 215 215 1956.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:68739-2.