Top 10 most rare flowers and what makes them special

5. Tropical pitcher plants – one of the rarest plants in the world
Pitcher plants are some of the most rare flowers in the world.
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Nepenthes Tenax, or tropical pitcher plants, often produce flowers referred to as “blood-cups” because of their shape and deep red colour.

It is a lowland species of tropical pitcher plant native to northern Queensland, Australia. It’s certainly one plant to keep your eyes peeled for.