any of several American grape ferns, especially Botrychium virginianium, having clusters of sporangia resembling the rattles of a rattlesnake.
noun 1. any of a number of U.S. flags that bear a picture of a rattlesnake and the motto “Don’t Tread on Me,” especially those used during the French and Indian War and the American Revolution.
noun 1. any of various plants of the genus Eryngium, especially E. yuccifolium, having spiny leaves and dense, rounded flower heads. 2. any of several other plants, especially of the genus Liatris.
noun 1. any of several low, terrestrial orchids, as Goodyera repens, of northern temperate regions, having a basal rosette of leaves with white veins and a one-sided spike of white flowers. noun 1. any of various small temperate and tropical orchids of the genus Goodyera, having mottled or striped leaves and spikes of yellowish-white flowers
noun 1. any of certain composite plants of the genus Prenanthes, whose roots or tubers have been regarded as a remedy for snake bites, as P. serpentaria or P. alba. 2. the root or tuber. 3. the snakeroot, Polygala senega. 4. its root.