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rattlesnake fern

American  

noun

  1. any of several American grape ferns, especially Botrychium virginianium, having clusters of sporangia resembling the rattles of a rattlesnake.


Etymology

Origin of rattlesnake fern

An Americanism dating back to 1805–15

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Thin, green marsh fern circled lakes alongside moonwort, rattlesnake fern and horsetail.

From New York Times

Sterile segment triangular, twice pinnatifid, the acute lobes lanceolate, incised or toothed, scarcely fleshy, resembling a very small specimen of the rattlesnake fern.

From Project Gutenberg

One of the constant companions of the rattlesnake fern.

From Project Gutenberg

The two are apt to grow near each other, with the rattlesnake fern as a near neighbor.

From Project Gutenberg