a common, widely distributed fern, Onoclea sensibilis, having large, triangular leaves and beadlike spikes that contain the spores.
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How to use sensitive fern in a sentence
The sensitive fern is so called from its being very sensitive to frost.The Fern Lover's Companion | George Henry Tilton
Not to mention, among inferior orders, wool-grass and the sensitive fern.The Maine Woods | Henry David Thoreau
In the midst of the marsh were rows of the fruit-stems of the sensitive fern, which is the first to blacken before the frost.Everyday Adventures | Samuel Scoville
Onoclea sensibilis (sensitive fern), very common along the riversides; some on the gravelly shore of Heron Lake Island.The Maine Woods | Henry David Thoreau
As in the sensitive fern there are many curious gradations between the fertile and sterile fronds, both in shape and fruitfulness.The Fern Lover's Companion | George Henry Tilton