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de Vries, Hugo

(Encyclopedia)de Vries, Hugo hüˈgō də vrēs [key], 1848–1935, Dutch botanist. He opened a new approach to the study of evolution by using the experimental method to investigate the processes of evolution. His...

Dodd, William Edward

(Encyclopedia)Dodd, William Edward, 1869–1940, American historian and diplomat, b. Clayton, N.C. He was professor of history at Randolph-Macon College (1900–1908) and at the Univ. of Chicago (1908–33). From J...

transplanting

(Encyclopedia)transplanting, in horticulture, the process of removing a plant from the place where it has been growing and replanting it in another. The major requirement in transplanting (especially of larger plan...

turnip

(Encyclopedia)turnip, garden vegetable of the same genus of the family Cruciferae (or Brassicaceae; mustard family) as the cabbage; native to Europe, where it has been long cultivated. The two principal kinds are t...

Gardiner, Sir John Eliot

(Encyclopedia)Gardiner, Sir John Eliot, 1943–, English conductor, studied King's College, Cambridge, and with Nadia Boulanger in Paris. Known particularly for performances of baroque music on period instruments, ...

Hooker, Sir William Jackson

(Encyclopedia)Hooker, Sir William Jackson, 1785–1865, English botanist. A leading authority of his time on ferns, he formed a famous herbarium and built up the Glasgow Garden and the Royal Botanic Gardens at Kew....

jewelweed

(Encyclopedia)jewelweed, common name for the Balsaminaceae, a family of widely distributed annual and perennial herbs. The principal genus is Impatiens, so named because of the sudden bursting of the mature seed ca...

Dry Tortugas

(Encyclopedia)Dry Tortugas tôrto͞oˈgəz [key], island group in the Gulf of Mexico, off S Fla., 60 mi (97 km) W of Key West. Named by the Spanish explorer Ponce de León in 1513, the islands later became a pirate...

arborvitae

(Encyclopedia)arborvitae ärˌbərvīˈtē [key] [Lat.,=tree of life], aromatic evergreen tree of the genus Thuja of the family Cupressaceae (cypress family), with scalelike leaves borne on flattened branchlets of ...

sweet pea

(Encyclopedia)sweet pea, annual climbing plant (Lathyrus odoratus) of the family Leguminosae (pulse family), a legume native to S Europe but, since its introduction to horticulture c.1700, widely cultivated for its...