Dr. Sven Verlinden, Associate Professor of Horticulture, will speak on”Plants: Poisons and Potions”? at 4 p.m. Wednesday, Oct. 29, in room 1021 South Agricultural Sciences. Light refreshments will follow the seminar. Dr. Verlinden’s presentation is a part of the 2008 Davis-Michael Seminar Series. For a full schedule, click here.