pitcher plant

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various carnivorous plants chiefly of the genera Sarracenia, Nepenthes, and Darlingtonia, having tubular fluid-filled leaves that absorb nutrients from trapped insects.

from The Century Dictionary.

• noun A plant whose leaves are so modified as to form a pitcher or ascidium. See cut under ascidium.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun any of various insectivorous plants of the genera Sarracenia, Nepenthes, or Darlingtonia that have pitcher-like leaves with slippery sides that attract and trap insects

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun any of several insectivorous herbs of the order Sarraceniales