Honey, We Shrank the Snow Lotus: Picking big plants reduces species’ height

Plant collectors have become a force of evolution. The way in which they’ve harvested a Himalayan wildflower has inadvertently driven the species toward a shorter form, according to a new report.

REDUCED BY DESIRE. The rare snow lotus (left), which attracts more medicinal-herb harvesters than a more common relative (right), is becoming shorter.