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Cecil T. Pounders and Hamidou F. Sakhanokho

generally a highly heterozygous polyploid of complex ancestry ( Singh and Khoshoo, 1970 ). The Linnaean showy double red-flowered plant type was obtained from China where it was cultivated, although no wild forms of the species are known to exist there

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Laura J. Chapin, Youyoun Moon, and Michelle L. Jones

petal senescence–associated genes (SAGs) ( Jones et al., 2009 ), no studies to date have investigated the role of metacaspase proteases in petal senescence. This article presents the cloning and characterization of a type I metacaspase from petunia

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Iftikhar Ahmad, John M. Dole, Atyab Amjad, and Sagheer Ahmad

Cut flowers are highly perishable and complex plant organs that need to be properly handled and stored to preserve their value and quality ( Reid, 2002 ). In some species, quality may be lost due to foliage or petal abscission, leaf chlorosis

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Yang Hu, Chao Gao, Quanen Deng, Jie Qiu, Hongli Wei, Lu Yang, Jiajun Xie, and Desheng Liao

(Twell et al ., 1998 ). Asymmetric division plays a crucial role in the double fertilization and seed development of C. oleifera ( Gao et al., 2015b ). In this study, during the asymmetric mitosis of the pollen grain of the petalized anther, a

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He Lisi, Su Jiale, Liu Xiaoqing, Li Chang, and Chen Shangping

alpine zones of Nepal, India, Malaysia, and China ( Singh et al., 2009 ). Species and cultivars within the genus Rhododendron are often used as ornamentals as a result of their beautiful and colorful flowers. Rhododendron hybrid ‘Yuqilin’ has doubled

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Ni Jia, Qing-Yan Shu, Dan-Hua Wang, Liang-Sheng Wang, Zheng-An Liu, Hong-Xu Ren, Yan-Jun Xu, Dai-Ke Tian, and Kenneth Michael Tilt

white and reddish purple flowers, whereas colors of herbaceous peony cultivars are rich in diversity. Cultivars have been divided into nine groups according to petal color: white, yellow, pink, blue, red, purple, black, green, and double color ( Li, 1999

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Claude Richer, Caroline Lafond, and Campbell Davidson

. Biological characteristics to distinguish this cultivar from similar rose cultivars are the double pink flowers on a climbing habit. When used as a pollen source, ‘Félix Leclerc’ may result in unique rose types, such as the ‘Quadra’ rose developed by Ogilvie

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Fan Li, Xijun Mo, Lifang Wu, and Chunmei Yang

. 2020, the new cultivar was officially authorized to be released as ‘Huixing 1’ by the Yunnan Forestry and Grassland Bureau with accession no. 20200013. Description The flower of ‘Huixing 1’ has white double petals that are distinguishable from those of

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Xingsui Wang, Yuting Huang, Ji Tian, Jie Zhang, Yanfen Lu, Xiaoxiao Qin, Yujing Hu, and Yuncong Yao

flowers are the main goals of germplasm selection and breeding in ornamental crabapple ( Dudash et al., 2011 ; Endress, 2011 ; Kumari et al., 2016 ; Mojica and Kelly, 2010 ; Santos et al., 2011 ). In recent years, the rose-type double

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Chen Xingwei, Thohirah Lee Abdullah, Sima Taheri, Nur Ashikin Psyquay Abdullah, and Siti Aishah Hassan

sepals, the corolla with four to five petals, and the androecium with five stamens. Within the gynoecium, the style is simple, erect with an inconspicuous stigma. The ovary is superior with the outer wall heavily covered with hairs. Fruit is an ovoid to