⚠ Version 1 of The Plant List has been superseded.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 Crataegus twiningii in version 1.1 of The Plant List.
This name is unresolved.
The record derives from Tropicos which does not establish this name either as an accepted name or as a synonym (record
50294236) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 62(1C): 230-231 230 1910.
Full publication details for this name can be found in IPNI:
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