Yerba mate (Ilex paraguariensis St. Hil., Aquifoliaceae), a dioecious, subtropical, perennial tree found in South America, was hypothesized to exhibit secondary sexual dimorphism in relation to ...
I’m trying to reduce my coffee intake — currently, about five cups a day ... plant also contains caffeine. A tea from South America called Yerba Mate (Ilex paraguariensis) has long been ...