adaptative accuracy; Atlantic Forest; bees; butterflies; heterostyly; hummingbirds; reciprocal herkogamy We registered floral traits in the field and in the laboratory, as follows: dimensions (corolla ...

For thousands of years, people in the Andes have chewed the leaves of the coca plant to stave off hunger, treat altitude sickness, and sustain energy. Yet under international law, this ancient crop is ...