Rafflesia tuan-mudae
Encyclopedia
Rafflesia tuan-mudae is a member of the Rafflesiaceae
Rafflesiaceae
Rafflesiaceae is a family of parasitic plants found in east and southeast Asia, including Rafflesia arnoldii, the plant with the largest flower of all plants. The plants are endoparasites of vines in the genus Tetrastigma and lack stems, leaves, roots, and any photosynthetic tissue...

 family. It lives as a parasite on the Tetrastigma
Tetrastigma
Tetrastigma is a genus of plants in the grape family, Vitaceae. The plants are vines that climb with tendrils and have palmately compound leaves. The species are found in subtropical and tropical regions of Asia, Malesia, and Australia, where they grow in primary rainforest, gallery forest and...

vine. The enormous flowers may reach up to 1 m in diameter. The buds normally emerge where the vine is growing along the ground, unlike some of the other Rafflesia
Rafflesia
Rafflesia is a genus of parasitic flowering plants. It contains approximately 28 species , all found in southeastern Asia, on the Malay Peninsula, Borneo, Sumatra, Thailand and the Philippines.Rafflesia was found in the Indonesian rain forest by an Indonesian guide working for Dr...

species whose buds can emerge from vines hanging in the air.

In the Malaysian language
Malaysian language
Malaysian or Standard Malay is the official language of Malaysia and a standardized form of the Malay language of the Austronesian family. It is over 80% cognate with Indonesian and is spoken natively by over 10 million people...

, tuan-mudae translates as 'Beloved or young Prince' after Charles Brooke
Charles Brooke
Charles Brooke may refer to:* Charles Brooke , surgeon and inventor* Charles Brooke, Rajah of Sarawak , head of state of Sarawak, Borneo*Charles Brooke -See also:* Charles Brook...

 the British Rajah of Sarawak. Locally the flower is referred to as bunga pakma - "bunga" means "flower" in Malaysian.

Typically the flowers are around 60 cm in diameter opening from a 20 cm bud. Occasionally these buds reach 30 cm in diameter in which case a flower nearly 1 m across may form.

Life cycle

The flowers can be found on liana-like vines, specifically Tetrastigma
Tetrastigma
Tetrastigma is a genus of plants in the grape family, Vitaceae. The plants are vines that climb with tendrils and have palmately compound leaves. The species are found in subtropical and tropical regions of Asia, Malesia, and Australia, where they grow in primary rainforest, gallery forest and...

sp.. The seeds reach the host plant by an unknown animal vector, penetrate the tissue of the root and grow inside the host tissue for an indefinite period of time before buds develop. The bud develops for 9 months, before it becomes a gigantic orange to red flower. It stays in full bloom for just 7 days. The main pollinator for this flower are flies. All Rafflesia flowers emit a rotting meat stench attracting pollinators, although the smell of R. tuan-mudae is comparatively mild. However, they are no less effective at attracting these flies, upon whose back pollen is deposited.

Male and female flowers can only be identified by fingering under the central disk for the anthers. However, visitors are encouraged not to touch or handle the buds in particular, as they are fragile and may die.

Distribution

In Sarawak, one of the easiest locations to see R. tuan-mudae is at Gunung Gading National Park, at the park headquarters or near Waterfall 7. In July 2008, one of the largest flowers measuring 95 cm was recorded in the park.

External links

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