We've all heard the classic saying "leaves of three, let it be," which means don't touch the poison ivy. But just how accurate is that timeless phrase? While this specific mnemonic device exists to ...

A computer program that learns and can categorize leaves into large evolutionary categories such as plant families will lead to greatly improved fossil identification and a better understanding of ...

Ordinarily, if you want to check if two plants of the same species come from genetically different populations, you have to analyze their DNA. A new study, however, has found that an analysis of the ...

Fossil plants reveal the evolution of green life on Earth, but the most abundant samples that are found -- fossil leaves -- are also the most challenging to identify. A large, open-access visual leaf ...

Computers are gaining on our botany skills. Scientists have developed software that combines machine learning and computer vision to guess which plant family a leaf belongs to. Although it's designed ...

Tom Oder is a writer, editor, and communication expert who specializes in sustainability and the environment with a sweet spot for urban agriculture. John Manion is a guy who know his plants. That's ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER — As you travel around Colorado to ...