Large Pitcher Plant (Nepenthes rajah). This pitcher holds 2 liters (0.5 gallons) of fluid or more. This plant is endemic to Borneo. (1316k)
Here are the pictures of Large Pitcher Plant (Nepenthes rajah) with links to the pages on which they appear, links to the full sized picture, and the description of the picture with links to the entry in iNaturalist (inaturalist.org)
All pictures are © Dr. Günther Eichhorn, unless otherwise noted.
Borneo Flora
Dr. Günther Eichhorn Travel Website
Soaring website