Traditions and beliefs
Flat-crown albizia is an African tree with a wealth of uses, from the simple provision of shade to the preparation of a love charm.
Cleavers is a botanical hitchhiker with a medicinal past, present and future.
Believed to be the source of the scented myrrh mentioned in the Bible, Commiphora guidottii is a tree native to Somalia and Ethiopia.
A star of many Western films, the iconic saguaro cactus is a spectacular feature of the Sonoran Desert in south western North America.
In late summer and autumn, the tall flowering spikes of the maritime squill are a conspicuous feature of dry, barren hillsides in coastal areas around the Mediterranean.
The banyan is a type of strangling fig, native to India and Pakistan. Known in Hindu mythology as 'the wish-fulfilling tree', banyans represent eternal life.
Native to west tropical Africa, Gardenia nitida is a small tree or undershrub with woody fruits and strongly-scented flowers.
Hierochloe odorata is an aromatic grass native to Europe, Asia and North America, which has been used for incense and basketry by Native Americans.
Doka is a vigorously colonising African tree which often dominates the woodland belt that stretches from Guinea in the west to Uganda in the east.
In the uplands of South Africa, the brightly-coloured flower spikes of the Lesotho red hot poker can be seen from a distance.