Science Now (Estados Unidos)

Pollinators Power Flower Evolution

Pollinators Power Flower Evolution By Michael BalterScienceNOW Daily News10 October 2006Flowers come in an astonishing variety of forms, but all can be classified into two basic shapes: those with radial symmetry, such as the lily, and those with bilateral symmetry, such as the orchid. Studies of fossil flowers and plant genetics have shown that radial… Seguir Leyendo Pollinators Power Flower Evolution