A new study led by the University of South Carolina (USC) has found that distinct variations in the attributes of wildflowers, depending on their respective pollinators, are driven by a small number of key genetic differences. Wildflowers exhibit unique sets of characteristics - termed “pollination syndromes” - that have evolved to cater to specific animal pollinators, such as insects or birds.  Penstemons While most species within the Penstemon genus present wide, blue flowers, serving as landing spots for bees, evolution has led some species to develop narrow,...