Article (magazine)  (2022)  Page(s) 82.  
 
The origin of the Herbaceous Hybrid Gp varieties of the M. M. Gryshko National Botanical Garden of the NAS of Ukraine breeding
18. Variety: 'Chervoni Vitryla'
Year of registration and author of the variety: 1998 Gorobets
Combination of crossings: ♀ P. officinalis 'Rubra Plena'  x ♂ P. lactiflora