xinxin: (rockii-hybr.):
Wang et al. 2003
japanese name: Koukan Gyokushu
Hong Guan Yu Zhu / Red Crown with Jade Bead
To be called ”Hong Guan Yu Zhu” in Chinese, with characteristics of rose color bloom, resembling the sweet-scented osmanthus, 18cm×7cm corolla, peachy buds. Two annuluses of outer petals stiff in quality, net and formal edge havea cleft on it. The color of the inner petals is deeper and smaller than that of the outer petals. Few petals has white strias go through the top of the petals, the petal gofers are inflexed. The white strias become into white speckles on the top of the petal resembling the jade pearls. The top of the petal has anther. The color of the center petal is deepest, a stamen is remained within black base petals with biggish , yellow anther and milk yellow filaments. The growing situation of it is vigorous with half patulous shape.
Cheng Fangyun: 'Chinese Flare Mudan' (Beijing 2005)
'Hong Guan Yu Zan' description (in chinese) & picture available on page 126.
McLewin & Chen (2006) Peony rockii and Gansu Mudan
Hong Guan Yu Zhu breeder, date: Chen Dezhong before 1985 engl. translation: Red Crown Jade Pearl color & form classification categories , remarks: 6.5.13 not online: 211
Li Jiajue 2005, Chinese Tree Peony, Xibei, Xinan, Jiangnan Volume
'Hongguan Yuzhu' Crown form, red. Selected, cultivated and named by Chen D.Z.. [detailed description available on page 119]
peonycn.com (2006):
Flower 16cm 6.5cm, red, crown-like,Flowering spot: brown-red,tolerant to drought and cold, Growth vigorous.
