skunk cabbage

  1. a perennial E North American plant (Symplocarpus foetidus) of the arum family, growing in wet soil and having large, cabbagelike leaves, a spadix of small flowers concealed in a purple, hooded spathe, and a disagreeable smell
  2. a similar plant (Lysichitum americanum) of the arum family of W North America

See skunk cabbage in American Heritage Dictionary 4

noun
  1. An ill-smelling, eastern North American swamp plant (Symplocarpus foetidus) having minute flowers enclosed in a mottled greenish or purplish spathe.
  2. A western North American plant (Lysichitum americanum) having a bright yellow spathe with an inflated upper part.
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