Join The Massachusetts Horticultural Society on Thursday, May 5 at 7 pm at Elm Bank, 900 Washington Street in Wellesley, as ethnobotanist Dr. Fred Wiseman shares his experiences tracking down the seeds of the agricultural and culinary history of the Wabanaki tribe from Northern New England. Dr. Wiseman has worked with indigenous communities for years to restore tribal food systems and increase food and seed sovereignty by reintroducing ancient crops, agricultural practices and cuisine. Learn about these ancient techniques and try them in your own food gardens at home. MHS members $12, nonmembers $20. Register at www.masshort.org.  Map from www.pressherald.com.