verbena: any of numerous tropical or subtropical American plants of the genus Verbena grown for their showy spikes of variously colored flowers
organism: a living thing that has (or can develop) the ability to act or function independently
fatty acid: any of a class of aliphatic monocarboxylic acids that form part of a lipid molecule and can be derived from fat by hydrolysis; fatty acids are simple molecules built around a series of carbon atoms linked together in a chain of 12 to 22 carbon atoms