This article is a list of diseases of the cultivated oat "Avena sativa". Three flavonolignans derived from tricin have been isolated from oats "Avena sativa". Three flavonolignans derived from the flavone tricin have been isolated from the herb "Avena sativa". Oat sensitivity represents a sensitivity to the proteins found in oats, "Avena sativa". Its seeds are smaller than those of the common oat, "Avena sativa". "Avena sativa" is an allohexaploid plant with 3 ancestral genomes ("A", "C" and "D"). The name Aveeno is derived from the scientific name for the common oat, "Avena sativa".