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Marsh, Charles Wesley

(Encyclopedia)Marsh, Charles Wesley, 1834–1918, American inventor and editor, b. Ontario. In 1849 his family moved to De Kalb co., Ill. Assisted by his brother William, he designed a hand-binding harvester and ob...

marsh marigold

(Encyclopedia)marsh marigold, perennial spring-blooming Old World and North American plant (Caltha palustris) of the family Ranunculaceae (buttercup family), found in wet places. It has rounded glossy leaves and la...

arrowhead

(Encyclopedia)CE5 Broad-leaved arrowhead, Sagittaria latifolia arrowhead, any plant of the genus Sagittaria, widely distributed marsh or aquatic herbs of the primitive family Alismataceae (water-plantain family...

passionflower

(Encyclopedia)passionflower, any plant of the genus Passiflora, mostly tropical American vines having pulpy fruits. Some species are grown in greenhouses for their large, unusual flowers of various colors; those se...

White Sands

(Encyclopedia)White Sands, uninhabited desert area, S central N.Mex. It is a center for U.S. military-weapons research and testing. On July 16, 1945, the first atomic bomb was exploded at Holloman Air Force Base (f...

watercress

(Encyclopedia)watercress, hardy perennial European herb (Nasturtium officinale) of the family Cruciferae (or Brassicaceae; mustard family), widely naturalized in North America, found in or around water. Often culti...

Wistar, Caspar

(Encyclopedia)Wistar, Caspar wĭsˈtər [key], 1761–1818, American physician, b. Philadelphia, M.D. Univ. of Edinburgh, 1786; grandson of Caspar Wistar (1696–1752), early Pennsylvania glassmaker. He taught (178...

wheat grass

(Encyclopedia)wheat grass, any plant of the genus Agropyron, cool-season perennials of the family Poaceae (grass family). Species of wheat grass, both native and introduced, are important range forage grasses in th...

burdock

(Encyclopedia)burdock bûrˈdäk [key], common name of any plant of the genus Arctium of the family Asteraceae (aster family), coarse biennials indigenous to temperate Eurasia and mostly weedy in North America. The...

basil

(Encyclopedia)basil băzˈəl [key], any plant of the genus Ocimum, tender herbs or small shrubs of the family Labiatae (mint family), mostly of Old World warm regions and cultivated for the aromatic leaves. The ba...