Crataegus iracunda var. brumalis (Ashe) Kruschke appears in other Kew resources:
First published in Publ. Bot. Milwaukee Public Mus. 3: 178 (1965)
Not accepted by
- Flora of North America Editorial Committee (2014). Flora of North America North of Mexico 9: 1-713. Oxford University Press, New York, Oxford. [Cited as Crataegus macrosperma.]
-
Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
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