Rafflesia arnoldii Rafflesia arnoldii Rafflesia arnoldii, commonly called the corpse lily, is a species of flowering plant in the parasitic genus "Rafflesia". It is noted for producing the largest individual flower on Earth. It has a very strong and unpleasant odour of decaying flesh, earning it the nickname "corpse flower". It is endemic to the rainforests of Sumatra and possibly Borneo. Although there are some plants with larger flowering organs like the titan arum ("Amorphophallus titanum") and talipot palm ("Corypha umbraculifera"), those are technically clusters of many flowers. "Rafflesia arnoldii" (), also called Kerubut (Devil's Betelnut Box), is one of the three
Bukit Barisan Selatan National Park section is a peninsula. It is covered by montane forest, lowland tropical forest, coastal forest and mangrove forest. Plants in the park include Nipa palm, "Casuarina equisetifolia", "Anisoptera curtisii" and "Gonystylus bancanus", as well as Sonneratia, Pandanus, Shorea and Dipterocarpus species. Large flowers in the park include the "Rafflesia arnoldii", "Amorphophallus decus-silvae", "Amorphophallus titanum" and the world's largest orchid the "Grammatophyllum speciosum". The park is home to many endangered and threatened species, including: Other animals in the park are the Malayan tapir, siamang, Sumatran surili, sun bear and lesser mouse-deer. There are over 300 species of bird in the park,