Crataegus oxyacantha var. caucasica K.Koch Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 22: 286 (1853)

Nomenclatural References

• person : Karl Koch (1809-1879) Based on occurrence of standard abbreviation 'K.Koch' in the authors string.
• database : The Plant List v1.1 record rjp-1616
• database : The Plant List version 1.0, record: rjp-1616