from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several perennial North American herbs of the genus Chelone, especially C. glabra, having a white or pink bilabiate corolla with a bearded lower lip. Also called snakehead.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An American perennial herb (Chelone glabra) with white flowers.
from the GNU version of the Collaborative International Dictionary of English
- n. An American perennial herb (Chelone glabra) having white flowers shaped like the head of a turtle. Called also snakehead, shell flower, and balmony.
from The Century Dictionary and Cyclopedia
- n. See Chelone, 2.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple
From the shape of its flowers.(American Heritage® Dictionary of the English Language, Fourth Edition)
turtle + head, from the shape of the flower. (Wiktionary)