Amorphophallus titanum (Titan arum) - The largest flower in the world was blooming in Blanco , Veracruz , Mexico . Two meters feet) high and weighing 75 kilos lbs). It has the peculiarity of blooming only during three days every 40 years.
corps flower - Carnivorous plant. I really want to see one of these bloom.
Tacca chantrieri 'Nivea', White Bat Flower -- An Exotic Orchid also known as the bat flower. -- Its Unique Visual Aspect Mimicks the Appearance of Bat in Flight with White Blossoms & Long hanging Filaments / Whiskers, Impressive !
They have this at the Huntington Gardens in LA - it's a'schmelly, too! The rare Titan flower known in Indonesia as Bunga Bangkay - corpse flower - (Bogor, Indonesia) is said to be the biggest flower in the world. Anyone keen to challenge that?
Passion Flower Vine* Exotic flowers like these don't have to be limited to tropical gardens. A vigorous perennial vine that climbs via tendrils, the passion flower can be a conversation piece in the garden.
Rafflesia Arnoldii the world’s largest flower. Diameter of about one meter and weighing up to ten kilograms. It's rare & not easily located, growing once a year, blooming for 5 days. Found in Indonesian rain forests of southeastern Asia and Philippines.