Lysionotin is a natural flavonoid predominantly found in fewflower lysionotus herbs and possesses many pharmacological properties, such as antibacterial, anti-inflammatory, antihypertensive, and free radical scavenging activities. It is an efficient inhibitor of α-toxin expression and shows significant protection against S. aureus in vitro and in vivo. Nevadensin is a trimethoxyflavone that is flavone substituted by methoxy groups at positions 6, 8 and 4' and hydroxy groups at positions 5 and 7 respectively. It has a role as a plant metabolite. It is a trimethoxyflavone and a dihydroxyflavone. It is functionally related to a flavone. It is a conjugate acid of a nevadensin-7-olate.