The Plant List — A working list for all plant species

⚠ Version 1.1 of The Plant List has been superseded and should no longer be used.

The new version is available at http://www.worldfloraonline.org/tpl/rjp-18679. The new version is enhanced, using more data sources including Taxonomic Expert Networks and will be more frequently updated.

H Crataegus douglasii Macoun is a synonym of Crataegus macracantha Lodd. ex Loudon

This name is a synonym of Crataegus macracantha Lodd. ex Loudon .

The record derives from RJP (data supplied on ) which reports it as a synonym (record 18679) with original publication details: Catalogue of Canadian plants Catalogue of Canadian plants; 1883 522 1883.

Earlier versions

This name record (from RJP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Crataegus douglasii in version 1 of The Plant List.