At the Museum of Modern Art, a watercolor herbarium from 1919 and 1920 flaunts the literal side, and even the preachiness, of ...

A selection of never-before-seen and recently discovered drawings by Hilma af Klint illustrate a unique moment in the ...

The red-marbled watercolor petals of “Two Tulips ... but interest in such paintings helped the Dutch art market bloom. In “Botanical Revolutions: How Plants Changed the Course of Art ...