Calyptrogyne

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African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Nelson Mandela, undated photo.

15 Nelson Mandela Quotes

Chinese pictograph, calligraphy tablet of Huang Tingjian, a famous calligrapher in Ancient Song Dynasty. The background of Chinese cultural elements.

The World’s 5 Most Commonly Used Writing Systems

Statue of Nostradamus

Nostradamus and His Prophecies

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

"Landing of Columbus" by John Vanderlyn, oil on canvas; commissioned 1836/1837, placed 1847. In the rotunda of the U.S. Capitol, Washington, D.C. 12' x 18' ft. (3.66 m. x 5.49 m.) Christopher Columbus and members of his crew are shown on a beach

5 Unbelievable Facts About Christopher Columbus

Calyptrogyne

plant genus

Learn about this topic in these articles:

ecology

In palm: Ecology
…have been found to pollinate Calyptrogyne in Costa Rica.
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