Ethnobotanist Dr. Selena Ahmed, co-author of the book Tea Horse Road, tackles the origins, culture and diversity of tea on Monday, March 26, from 7 – 8:30 at the Weld Hill Research Building at the Arnold Arboretum. Camellia sinensis is a species with a long history of cultivation, trade and consumption for well being. Hear about Selenaâ€™s discoveries of teaâ€™s journey from the birthplace of the tea plant along the oldest tea trade road from a historical and contemporary perspective. Enjoy some of the beautiful photographs of southwest China by co-author, award-winning photographer and writer Michael Freeman. Sample a variety of teas traded along the ancient tea route, tea-infused gin, and tea candies presented in collaboration with botanist Rachel Meyer, Brooklyn Gin and Strawberry Hill Confectionery. Books will be available for purchase and signing. Read about Selena and view a slideshow of images by Michael Freeman. Free, but registration requested at www.arboretum.harvard.edu.