Nomenclature: wfo-0001131668
![Kew Gardens K000756090: Beadle, D.W. [124.101] Canada Kew Gardens K000756090: Beadle, D.W. [124.101] Canada](https://d2seqvvyy3b8p2.cloudfront.net/8d4950eba40f82c339e9728fffd71c00.jpg)

Crataegus improvisa Ontario Nat. Sci. Bull. 4: 69 (1908)
Nomenclatural References
- specimen : Kew Gardens K000756090: Beadle, D.W. [124.101] Canada Link to Unknown Type Material provided by Kew
- person : Charles Sprague Sargent (1841-1927) Based on occurrence of standard abbreviation 'Sarg.' in the authors string.
- database : IPNI record: 68425-2
- database : The Plant List v1.1 record tro-50134462 Originally associated with wfo-0001245770
- database : The Plant List version 1.0, record: tro-27801529
- database : The Plant List version 1.0, record: tro-50134462 Originally associated with wfo-0001245770
- database : The Plant List version 1.1, record: tro-27801529
Taxonomy: Synonym in 2022-12
Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06Placement
Taxonomic References
- database : The Plant List v1.1 record tro-50134462 Based on the initial data import