Species boundaries in plants can be weaker than in animals, and cross species hybrids tend to be feasible. A well-known example is peppermint, Mentha × piperita, a sterile hybrid concerning Mentha aquatica and spearmint, Mentha spicata.[a hundred and fifteen] The various cultivated kinds of wheat are the results of many https://astrology78888.blog-ezine.com/26896740/deserts-options