Botanists and gardeners run guided tours, and at nightfall visitors can watch an elaborate firework display over the Italian garden.

BBC: Green-fingered gatherings in Berlin

The botanists believe that about 46 million years ago, the plants' blooms began to evolve at an accelerated pace.

BBC: NEWS | Science/Nature | Family found for gigantic flowers

The botanists used DNA analysis to delve into the ancestry of the Rafflesiaceae, a group that comprises some 50 individual species.

BBC: NEWS | Science/Nature | Family found for gigantic flowers

Department of Environmental Protection to record botanists' knowledge of every wild plant in the state, and their judgments as to their ecological quality.

WSJ: Tama Matsuoka Wong, a Gourmet Harvester in the Wilds of New Jersey | Creating

Centuries before Big Pharma and the big headaches of health-care reform, botanists worked hand in (garden) glove with physicians to return the wan and wasted to rosy good health.

WSJ: Big Pharma's Real Roots | Wild Medicine | New York Botanical Garden | By Joanne Kaufman

He presided over Kew Gardens and had a hand in all colonial affairs, and he sent eager young botanists to Australia, Africa, North and South America, to hunt new plants and ship them home to Kew.

NPR: Excerpt: 'Natives and Exotics'