The leaf of Nepenthes (Fig. 175) combines three structures and uses.
Among the botanical productions Nepenthes destillatoria, the famous pitcher-plant of the East, deserves mention.
Dr. Hooker shows that the pitcher of Nepenthes is due to a modification of a gland placed at the extremity of the midrib.
Theodore Zwinger, Sprengel, and others have supposed that the nepenthes of Homer ...