Herbarium

A woman in a room, wearing a blue face mask. She sits at a table. In front of her is a very large book with brownish leaves on the pages.

Sad-looking Herbarium specimen yields clues to wine country blight

  • by Trina Kleist and Kara Manke
A scraggly grapevine collected in 1906 and stored at the UC Davis Center for Plant Diversity Herbarium has yielded clues to when Pierce's disease arrived in California and how the bacterium that causes it has evolved since then. Scientists hope to use that information to prevent and, eventually, treat the deadly blight, which has spread to wine-growing regions around the world.
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