The waxy zone typical of many Nepenthes species is absent.
The Nepenthes species and hybrids at this site exhibit high levels of introgression.
It is not sympatric with other Nepenthes species and no natural hybrids have been recorded.
More recently, biochemical analysis has been used as a means to determine cladistical relationships between Nepenthes species.
It is the only Nepenthes species native to India.
Others, often associated with but not dependent on Nepenthes species, are called nepenthophiles.
Its distribution is the most easterly of any Nepenthes species.
The inflorescence, at up to 2.5 m long, is the tallest among known Nepenthes species.
Natural hybrids with all three sympatric Nepenthes species have been recorded.
It is one of the few Nepenthes species that are common in the understory.
