LONDON -- Rafflesia, the flower species which contains some of the world’s largest flowers, is at risk of extinction, scientists have warned in a new study. The study, co-authored by botanists ...

Unlike most flowers, Rafflesia has no leaves, no stems, not even any roots. It survives as one of the rainforest's most extreme parasites. The flowers cling to a host plant, stealing its food and ...

Cultivating the world’s largest, stinkiest flower is no small task. For decades, the Rafflesia has resisted attempts to grow it outside Southeast Asian rainforests.

You spot it on RM10 notes – a crimson marvel the size of a truck tyre. This is the Rafflesia, the world’s largest flower, a botanical oddity as infamous as it is rare.

The footage, shot in a rainforest in Costa Rica, shows the parasitic rafflesia, or the corpse flower. It is the biggest flower in the world and measures at around 3.2ft across.

Rafflesia kemumu in the rainforest of Sumatra. Chris Thorogood. Most plants in the parasitic genus Rafflesia—which contains the world’s largest flower—may be at risk of extinction, new ...