Acknowledgements


The following people have contributed data in the genera indicated:

Dr. Achariya Rangsiruji, Srinakharinwirot University, Bangkok (Alpinia)
Dr. Chatchai Ngamriabsakul, Walailak University, Nakhon Sri Thammarat (Roscoea)
Dr. Marlina Ardiyani, BO (Curcuma)