The university flower is the Boonnak flower Mesua Ferrea Linn, known for its pure white color, symbolizing purity and virtue. Its fragrance brings satisfaction, symbolizing the spread of reputation. The flower’s shape resembles a royal umbrella, symbolizing high honor and the value of life.

Tree: The Mesua Ferrea Linn tree has medicinal properties, symbolizing the healing of physical and mental pain. This represents the knowledge and truth that Payap University graduates should use to heal societal or individual suffering. The tree is difficult to cultivate, requiring great care, symbolizing challenge and perseverance.