male fern(redirected from male ferns)
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A fern (Dryopteris filix-mas) of Eurasia and North America, having stalks with brown scales and containing an oleoresin formerly used to expel tapeworms.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.