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Meaning of silvery spleenwort

sil'very spleen'wort

Pronunciation: [key]
  1. a fern, Diplazium pycnocarpon, of eastern North America, having fronds from 20 to 30 in. (50.8 to 76.2 cm) long on yellowish-green stalks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.