<p>The size of the grains is measured in millionths of a meter, but the romantic journeys of pollen are epic. The dozens of golden grains that have successfully reached a <i>Geranium phaeum</i> flower's stigma must compete to be among the few that achieve fertilization.</p>
<p><a href="http://www.micronaut.ch/">www.micronaut.ch</a></p>
Geranium
The size of the grains is measured in millionths of a meter, but the romantic journeys of pollen are epic. The dozens of golden grains that have successfully reached a Geranium phaeum flower's stigma must compete to be among the few that achieve fertilization.
Love Is in the Air
Birds do it, bees do it, even pollinating plants do it.
This story appears in the December 2009 issue of National Geographic magazine.
This content is Subscriber-Exclusive
You must have a National Geographic subscription to explore this article.