A cultigen's a plant that's been deliberately altered or selected by humans; it's the result of artificial selection. These "man-made" or anthropogenic plants are, for the most part, plants of commerce that're used in horticulture, agriculture and forestry. Almost all cultigens have cultivar names. A few have Group (formerly Cultivar-group) names, with or without cultivar epithets. Cultigens include: selections of variants from the wild or cultivation including vegetative sports (aberrant growth… (More on Cultigen)