1.
[syn: shellflower, shell-flower, turtlehead, snakehead, snake-head, Chelone glabra]
The Collaborative International Dictionary of English v.0.48:
Chelone \Che*lo"ne\, n. [Gr. chelw`nh a tortoise. So named from
shape of the upper lip of the corolla.] (Bot.)
A genus of hardy perennial flowering plants, of the order
Scrophulariace[ae], natives of North America; -- called
also snakehead, turtlehead, shellflower, etc.
[1913 Webster]
WordNet (r) 3.0 (2006):
shell-flower
n 1: 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
[syn: shellflower, shell-flower, turtlehead,
snakehead, snake-head, Chelone glabra]