(DC) (US Botanic Garden) People and plants are inextricably linked. From our enjoyment of beautifully cultivated gardens to our reliance on plants for food, medicine, and more, people and plants have an interwoven history. Join USBG Executive Director Dr. Susan Pell in conversation with Dr. Lisa Philander, Deputy Executive Director, to hear about Dr. Philander's extensive ethnobotany research and her ...