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rowan tree

(Encyclopedia)rowan tree: see mountain ash.

Iruma

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

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...

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. ...

Kyffhäuser

(Encyclopedia)Kyffhäuser kĭfˈhoizər [key], forested mountain, c.1,550 ft (470 m), Saxony-Anhalt, central Germany. It is crowned by the two ruined castles of Rothenburg (7th cent.) and Kyffhausen (12th cent.) an...

Ouachita

(Encyclopedia)Ouachita wôˈshĭtôˌ [key], river, c.600 mi (970 km) long, rising in the Ouachita Mts., W Ark. It flows east, southeast, and south through a cotton-producing region of S Arkansas and NE Louisiana a...

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...

Changpai

(Encyclopedia)Changpai, mountain range, China: see Changbai. ...

Altay

(Encyclopedia)Altay: see Altai, mountain system, Asia. ...

Tsinling

(Encyclopedia)Tsinling, mountain range, China: see Qinling. ...