Floral evolution: spurred on by pollinators.
Ennos
R A
RA
D000818:Animals; D031884:Aquilegia / Q000235:genetics / Q000502:physiology*; D001516:Bees / Q000235:genetics / Q000502:physiology*; D005075:Biological Evolution; D035264:Flowers / Q000235:genetics / Q000502:physiology*; D010802:Phylogeny; D011058:Pollen / Q000235:genetics / Q000502:physiology*