mountain avens

Directory

References

Discover

Drinking water is poured into a glass.

Water Fluoridation: Just the Facts

Young boys working in a thread spinning mill in Macon, Georgia, 1909. Boys are so small they have to climb onto the spinning frame to reach and fix broken threads and put back empty bobbins. Child labor. Industrial revolution

The Rise of the Machines: Pros and Cons of the Industrial Revolution

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

Why Do Some Cicadas Appear Only Every 17 Years?

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

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

7 Deadliest Weapons in History

President Richard M. Nixon smiles and gives the victory sign as he boards the White House helicopter after his resignation on August 9, 1974 in Washington, D.C.

Timeline of the 1970s

mountain avens

plant

Also known as: Dryas

Learn about this topic in these articles:

description

In avens
The mountain avens (genus Dryas) are closely related and consist of some three species of evergreen shrubs. The flowers of those species have eight petals instead of the typical five that are common in the family.
Read More