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Showing results for adder's-tongue. Search instead for adder's tongue fern.

adder's-tongue

American  
[ad-erz-tuhng] / ˈæd ərzˌtʌŋ /

noun

  1. a fern of the genus Ophioglossum, having one or sometimes two sterile leaves and a fruiting spike.

  2. any of several American dogtooth violets.


adder's-tongue British  

noun

  1. any of several terrestrial ferns of the genus Ophioglossum, esp O. vulgatum, that grow in the N hemisphere and have a spore-bearing body that sticks out like a spike from the leaf: family Ophioglossaceae

  2. another name for dogtooth violet

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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See Examples For:

She eventually struck gold, discovering dozens of the rare ferns - called the least adder's-tongue fern - growing on a small patch of heath land.

From BBC Jan. 5, 2024

As for the least adder's-tongue fern, it can still be found growing on St Agnes, Rosemary visited recently when the local wildlife trust organised a special trip for her.

From BBC Jan. 5, 2024

The current record-holder for most base pairs — 149 billion — is a flowering plant with the scientific name Paris japonica; the record-holder for most chromosomes — 1,440 — is the adder’s-tongue fern.

From New York Times Sep. 12, 2022

And one tall yellow flower was called a dogtooth violet but was different and was really an adder’s-tongue.

From "Miracles on Maple Hill" by Virginia Sorensen

The plants of this group agree in their general structure with the adder’s-tongue, which is a thoroughly typical representative of the group; but nevertheless, there is much variation among them in the details of structure.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Campbell, Douglas Houghton

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