Genus Crataegus Rank Species | ||
Series Macracanthae(Loudon) Rehder People also search for Crataegus cupulifera, Crataegus ancisa | ||
J.B. Phipps has shown that Crataegus fontanesiana are "somewhat narrow-leaved forms of C. calpodendron". The name was mis-applied for much of the 19th and 20th centuries to some forms of C. crus-galli.
References
Crataegus fontanesiana Wikipedia(Text) CC BY-SA