Nepenthes densiflora ( /nɨˈpɛnθiːz ˌdɛnsɨˈflɔərə/; from Latin: densus = dense, florus = flower) is a tropical pitcher plant endemic to Sumatra, where it grows at an altitude of between 1700 and 3200 m above sea level.
No forms or varieties of N. densiflora have been described.
Read more about Nepenthes Densiflora: Taxonomy, Natural Hybrids