Species boundaries in plants could be weaker than in animals, and cross species hybrids are frequently achievable. A well-known example is peppermint, Mentha × piperita, a sterile hybrid concerning Mentha aquatica and spearmint, Mentha spicata.[a hundred and fifteen] The numerous cultivated kinds of wheat are the result of several inter- https://zebra-prey35680.blogunteer.com/26435877/top-latest-five-medicinal-uses-urban-news