This reminds me of the concept of Vavilovian mimicry, where weed seeds gain resemblance to the crops they grow among over time. Eventually the seeds become so s

This reminds me of the concept of Vavilovian mimicry, where weed seeds gain resemblance to the crops they grow among over time. Eventually the seeds become so similar to a cereal grain that they begin to be grown for their own sake. Oats and Rye were both originally weeds trying to successfully hide in Wheat fields and survive weeding and winnowing.