How do people choose what plants to use?

There are about 400,000 species of plants in the world. Humans use approximately 10-15% of them to cover our basic needs, such as food, medicine and shelter, as well as other needs, such as recreation, art, and craft. But ...

A new scientific name for Brazil's national tree

Scientists have long wondered about the correct taxonomic classification of Pau-brasil, the national tree of Brazil. A new study using DNA sequences to analyze the evolutionary relationships of Pau-brasil and some 200 closely-related ...

Video: Insect battles provide clues to evolution

The seemingly peaceful atmosphere in an organic garden on the University of Florida campus belies the battles happening among many of its tiniest inhabitants—the insects. For entomologist Christine Miller, there are endless ...

Virus attracts bumblebees to infected plants by changing scent

Plant scientists at the University of Cambridge have found that the cucumber mosaic virus (CMV) alters gene expression in the tomato plants it infects, causing changes to air-borne chemicals - the scent - emitted by the plants. ...

Royal Botanical Gardens: Mixed report on the world's plants

A report billed as the first comprehensive look at world's plants finds a planet slowly being ravaged by changing land use, mostly conversion of forests to agriculture to feed a growing population, and climate change.

Botanists warn on threats to world's plant kingdom

Britain's Royal Botanic Gardens warned Tuesday about the threats facing the world's plant kingdom in the first global report of its kind aimed at drawing attention to often-overlooked species.

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