ADDER'S TONGUE • E-FREE TRANSLATION.COM • Definition of Adder's tongue

... species; among them I believe the Hymenophyllum Tunbridgense, with many of the same tribe. I see a little fern which, to my eyes, is our English Asplenium Trichomanes. Every English fern which I know has a variety something like it here, though seldom identical. We have one to correspond with the adder's tongue and moonwort, with the Adiantum nigrum and Capillus Veneris, with the Blechnum boreale, with the Ceterach and Ruta muraria, and with the Cystopterids. I never saw a Woodsia here; but I think that every other English ...

— A First Year in Canterbury Settlement • Samuel Butler

... just about as ugly as 'adder's tongue'! The botanists were in bad humor when they ...

— Ethel Morton's Enterprise • Mabell S.C. Smith