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cork, in botany

(Encyclopedia) cork, protective, waterproof outer covering of the stems and roots of woody plants. Cork is a specialized secondary tissue produced by the cork cambium of the plant (see meristem, bark…

Addison's disease

(Encyclopedia) Addison's disease [for Thomas Addison], progressive disease brought about by atrophy of the outer layer, or cortex, of the adrenal gland; it is also called chronic adrenocortical…

Van Allsburg, Chris

(Encyclopedia) Van Allsburg, Chris, 1949–, American writer and illustrator of children's books, b. East Grand Rapids, Mich., B.F.A. Univ. of Michigan, 1972, M.F.A. Rhode Island School of Design, 1975…

Lease, Mary Elizabeth

(Encyclopedia) Lease, Mary Elizabeth, 1853–1933, American agrarian reformer and temperance advocate, b. Ridgeway, Pa. The daughter of an Irish political refugee, she first gained recognition for a…

Goyen, Jan Josephszoon van

(Encyclopedia) Goyen, Jan Josephszoon vanGoyen, Jan Josephszoon vanyän yōˈzəfsōn vän gōˈyən [key], 1596–1656, Dutch landscape painter. He studied at Leiden and Haarlem. In 1631 he settled at The…

Irtysh

(Encyclopedia) IrtyshIrtyshĭrtĭshˈ [key], river, c.2,650 mi (4,260 km) long, W Siberian Russia and Kazakhstan. It is the chief tributary of the Ob and one of the two major rivers of W Siberia. As the…

Apalachee

(Encyclopedia) ApalacheeApalacheeăpˌəlăchˈē [key], tribe of Native North Americans once centered about Apalachee Bay, NW Florida, belonging to the Muskogean branch of the Hokan-Siouan linguistic…

Mohave, indigenous people of North America

(Encyclopedia) MohaveMohavemōhäˈvē [key], indigenous people of North America whose language belongs to the Yuman branch of the Hokan-Siouan linguistic stock (see Native American languages). In the…

Flagg, Azariah Cutting

(Encyclopedia) Flagg, Azariah Cutting, 1790–1873, American political leader, b. Orwell, Vt. He fought in the War of 1812, was editor of the Plattsburgh (N.Y.) Republican until 1825, and was elected (…

Biobío

(Encyclopedia) BiobíoBiobíobēōbēˈō [key] or Bío-BíoBío-Bíobēˈō– [key], river, c.240 mi (390 km) long, rising in the Andes of central Chile and flowing NW to the Pacific Ocean near Concepción. It…