There are fewer than a thousand Graveside gorge wattles in Kakadu National Park.
We know very little about Australia's most threatened plants.
The relentless pursuit of showy flowers for garden display – as seen at Chelsea Flower Show – has seen some odd uses of radiation and chemicals .
Ben Nelms / Reuters
Essential reading for green-fingered urbanites and guerrilla gardeners.
A hoverfly on a sunflower.
Next time you reach for the honey, spare a thought for the other vital insects that pollinate our crops.
Australian flowers and their pollinators have evolved a specific way of communicating – all based upon colour.
In Australia, honeyeaters are far and away the most abundant and important nectar-feeding birds, so also the most important avian pollinators of flowers. What effect has their visual perception had on…
Newly-discovered fossilised pollen grains found in Swizerland have set the evolution of flowers to 100 million years earlier…