The trnL (UAA)-trnF (GAA) intergenic spacer is a robust marker of green pea (Pisum sativum L.) adulteration in economically valuable pistachio nuts (Pistacia vera L.).

Background: Pistachio (Pistacia vera L.) is an expensive culinary nut species; it is therefore susceptible to adulteration for economic profit. Green pea (Pisum sativum L.