As classified in WFO snapshot
May 2019
Warning: older classification
variety
Crataegus monogyna var. rosea
This variety name was first published in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 22: 280 (1853)
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .