1. Department of Horticulture, Faculty of Agriculture, Damanhour University, Damanhur, Egypt
2. Department of Floriculture, Alexandria University, Alexandria, Egypt
3. Department of Horticulture, Faculty of Agriculture, Fayoum University, Fayoum, Egypt
4. Department of Horticulture (Floriculture), Facility of Agriculture, Damietta University, New Damietta, Egypt
5. Department of Medicinal and Aromatic Plants Research, Horticulture Research Institute, Agricultural Research Center, Giza, Egypt
6. Key Laboratory for Flower Breeding of Yunnan Province, National Engineering Research Center for Ornamental Horticulture, Floriculture Research Institute, Yunnan Academy of Agricultural Sciences, Kunming, PR China
7. Yunnan Seed Laboratory, Kunming, PRChina
8. Department of Plant Production (Horticulture – Medicinal and Aromatic Plants), Faculty of Agriculture (Saba Basha), Alexandria University, Alexandria, Egypt