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Plant of the Month: Sarsaparilla

From an early modern treatment for syphilis to Saturday-morning cartoons, the meaning and significance of the plant has transformed through time and space.
Poison ivy

With Climate Change, Poison Ivy May Get Itchier

Bad news for the estimated 80 percent of the human population that's allergic to the dreaded—and abundant—leaves of three.
Nomadic ethnic Tibetan women stand amongst their Yak herd at a camp on July 27, 2015 on the Tibetan Plateau in Yushu County, Qinghai, China.

Yaks in Tibet

As China tried to expand into Tibet in the late 1930s, it looked to the yak as a way to "modernize" Tibetan culture.
Cattle in a forest

Silvopasture; Or, Why Are There Cows in the Woods?

Cattle grazing on invasive plants in longleaf pine forests could benefit ecosystems and farmers alike.
Jacques Cartier at Hochelaga engraving from A popular history of the United States: from the first discovery of the western hemisphere by the Northmen, to the end of the first century of the union of the states; preceded by a sketch of the prehistoric period and the age of the mound builders

Plant of the Month: Tree of Life

Indigenous people in North America used the conifer as an effective cure for scurvy during cold winters.
Dried flowers

Which Flowers Bloom First and Why?

A massive collection of dried flower specimens demonstrates that climate change disrupts the timing of spring blooms.
A beached whale painting

The Tragicomedy of Johanna the Super Whale

How a beached cetacean triggered one whale of a controversy.
Small white flowers bloom on the end of a cherry tree branch near the base of the Washington Monument in Washington, DC.

Is Your Favorite Tree an Invasive Species?

Some superstar trees in the US are actually invasive to their ecosystems. Blossoming cherry trees, for example.
Watercolor No.185, Marsh Ragwort

Victorian Botanical Paintings

Amateur botanist Margaret Rebecca Dickinson painted the wildflowers she collected in the English countryside.
Litograph of A. Faguet, Dracaena stricta

Plant of the Month: Cordyline

Plantfluencers? Back in the nineteenth century, it was the dazzling leaves of cordyline that set trends in domestic style.