"Pitcher of Nepenthes distillatoria. A, honey-gland from attractive surface of lid; B, digestive gland from interior of pitcher, in pocket-like depression of epidermis, opening downwards; C, transverse section of the same. A, B, and C magnified about 100 diameters." — The Encyclopedia Britannica, 1893

Nepenthes

"Pitcher of Nepenthes distillatoria. A, honey-gland from attractive surface of lid; B, digestive gland…