In Polish culture, what type of decorated palm is traditionally blessed during Palm Sunday ceremonies?

Palm bouquets

Who portrayed Captain Picard in "Star Trek: The Next Generation"? What popular trivia game debuted in 1979 and uses colored wedges? Who gives Chandler hypnotherapy tapes to quit smoking? Who holds the record for most receiving touchdowns by a tight end in NFL playoff history? Who established the first major financial empire built on steel in America?