As classified in WFO snapshot
December 2021
Warning: older classification
variety
Crataegus crus-galli var. regalis
This variety name was first published in Novon 16: 385 (2006)
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .
Literature
- Novon 16(3): 385. 2006 [7 Nov 2006]
- Phipps, J. B. (2006). Crataegus spes-aestatum, a New Species in Series Punctatae (Rosaceae), and Six New Varietal Names from the Missouri Crataegus Flora. Novon: A Journal for Botanical Nomenclature, 16(3), 381–387. https://doi.org/10.3417/1055-3177(2006)16[381:csansi]2.0.co;2