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bloodstone

(Encyclopedia)bloodstone or heliotrope, green chalcedony spotted with red, used as a gem stone. It is found in India, the United States, Brazil, and Australia. ...

Mornay, Philippe de, seigneur du Plessis-Marly

(Encyclopedia)Mornay, Philippe de, seigneur du Plessis-Marly fēlēpˈ də môrnāˈ sānyörˈ dü plĕsēˈ-märlēˈ [key], 1549–1623, diplomat and publicist for the French Protestants, or Huguenots, during th...

Pius V, Saint

(Encyclopedia)Pius V, Saint, 1504–72, pope (1566–72), an Italian named Michele Ghislieri, b. near Alessandria; successor of Pius IV. He was ordained in the Dominicans (1528) and became celebrated for his auster...

Menominee, river, United States

(Encyclopedia)Menominee, river, 118 mi (190 km) long, formed by the union of the Brule and the Michigamme rivers above Iron Mountain, W Upper Peninsula, N Mich., and flowing SE into Green Bay at Menominee. It passe...

Iruma

(Encyclopedia)Iruma ēro͞oˈmä [key], city, Saitama prefecture, central Honshu, Japan, on the Iruma River...

pond scum

(Encyclopedia)pond scum, accumulation of floating green algae on the surface of stagnant or slowly moving waters, such as ponds and reservoirs. One of the commonest forms is Spirogyra. ...

Valley Stream

(Encyclopedia)Valley Stream, village (1990 pop. 33,946), Nassau co., SE N.Y., on Long Island, a residential suburb of New York City; inc. 1925. Kennedy International Airport is to the west. Valley Stream is the sit...

Ashley, William Henry

(Encyclopedia)Ashley, William Henry, c.1778–1838, American fur trader and politician, b. Virginia. In 1820 he was elected lieutenant governor of Missouri. He sent fur-trading expeditions up the Missouri River to ...

Wollemi pine

(Encyclopedia)Wollemi pine wŏlˈəmīˌ [key], primitive tree, Wollemia nobilis, of the conifer family Araucariaceae, named after Wollemi National Park in New South Wales, Australia, where it was discovered in 199...

algae

(Encyclopedia)algae ălˈjē [key] [plural of Lat. alga=seaweed], a large and diverse group of primarily aquatic plantlike organisms. These organisms were previously classified as a primitive subkingdom of the plan...