narrow lady fern

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Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.

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Gutzon Borglum. Presidents. Sculpture. National park. George Washington. Thomas Jefferson. Theodore Roosevelt. Abraham Lincoln. Mount Rushmore National Memorial, South Dakota.

9 Memorials and Monuments in the United States

Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.

6 Animals We Ate Into Extinction

Berries and leaves of the bittersweet nightshade (Solanum dulcamara) plant. Poisonous plant

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Illustration for Demystified "How Dangerous is Quicksand"

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Shadow of a man holding large knife in his hand inside of some dark, spooky buiding

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Cathedrale St.Jean in Lyon, France has a 14th-century astronomical clock that shows religious feast days till the year 2019; Perpetual Calendar

Ten Days That Vanished: The Switch to the Gregorian Calendar

narrow lady fern

plant

Also known as: Athyrium angustum

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taxonomy

In lady fern
…common lady fern (Athyrium filix-femina), narrow lady fern (A. angustum), and southern lady fern (A. asplenioides).
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