McLewin & Chen (2006) Peony rockii and Gansu Mudan

Hong Yun Tu Qi breeder, date: Chen Dezhong between 1993 and 1994 engl. translation: Sudden Red Cloud color & form classification categories , remarks: 6.4.07 not online: 207

Li Jiajue 2005, Chinese Tree Peony, Xibei, Xinan, Jiangnan Volume

'Hongyun Tuqi' Crown from, red. Selected, cultivated and named by Chen D.Z.. [detailed description available on page 125]

Carsten Burkhardt's Web Project Paeonia - The Peony Database

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