(b) Aquilegia pubescens
A. formosa (normal orientation)
24.11 Hawkmoths Favor Flowers of One Columbine Species
Flowers of Aquilegia formosa are normally pendant (a), while those of A. pubescens are normally upright (b).The plants can interbreed, but the hawkmoths that pollinate A. pubescens distinguish between flowers of the two species, even when A. formosa flowers are experimentally modified to be upright (c).
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This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.