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state flowers

(Encyclopedia)state flowers. Each state of the United States has designated, usually by legislative action, one flower as its floral emblem; the rose has been designated by Congress as the national flower of the Un...

Brookings

(Encyclopedia)Brookings, city (2020 pop. 34,375), seat of Brookings co., E S.Dak., on the Big Sioux River; inc. 1883. A trade center in a livestock and grain region, ...

Kelsey, Frances Oldham

(Encyclopedia)Kelsey, Frances Oldham, 1914–2015, Canadian-American pharmacologist, b. Cobble Hill, British Columbia, as Frances Kathleen Oldham, grad. McGill Univ. (B.Sc. 1934, M.Sc. 1935), Univ. of Chicago (Ph.D...

Sioux Falls

(Encyclopedia)Sioux Falls, city (1990 pop. 100,814), seat of Minnehaha co., SE S.Dak., on the Big Sioux River; settled 1856, inc. as a village 1877, as a city 1883. Settlers abandoned the site in 1862 because of Na...

Big Sioux

(Encyclopedia)Big Sioux so͞o [key], river, 420 mi (676 km) long, rising in NE S.Dak. and flowing S into the Missouri River. It passes through an agricultural region that produces corn, oats, hogs, and beef cattle....

badlands

(Encyclopedia)badlands, area of severe erosion, usually found in semiarid climates and characterized by countless gullies, steep ridges, and sparse vegetation. Badland topography is formed on poorly cemented sedime...

Black Hills

(Encyclopedia)Black Hills, rugged mountains, c.6,000 sq mi (15,540 sq km), enclosed by the Belle Fourche and Cheyenne rivers, SW S.Dak. and NE Wyo., and rising c.2,500 ft (760 m) above the surrounding Great Plains;...

Narcissus, in Roman history

(Encyclopedia)Narcissus, d. a.d. 54, secretary of the Roman Emperor Claudius I. A freedman with great influence, he revealed to Claudius the intrigue of Messalina and expedited her death (a.d. 48). The woman that N...

Demetrius, in Russian history

(Encyclopedia)Demetrius, in Russian history: see Dmitri. ...

commune, in medieval history

(Encyclopedia)commune kômˈyo͞on [key], in medieval history, collective institution that developed in continental Europe after the fall of the Roman Empire. Because of the importance of the commune in municipal g...