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horehound

(Encyclopedia)horehound, aromatic Old World perennial herb (Marrubium vulgare) of the family Labiatae (mint family), naturalized in North America. It has woolly white foliage and tiny white clustered flowers and is...

Du Pont

(Encyclopedia)Du Pont do͞opŏnt [key], family notable in U.S. industrial history. The Du Pont family's importance began when Eleuthère Irénée Du Pont established a gunpowder mill on the Brandywine River in N De...

butter-and-eggs

(Encyclopedia)butter-and-eggs, common name for a plant of the family Scrophulariaceae (figwort family) and sometimes for other yellow-and-orange flowers. Butter-and-eggs plants are classified in the division Magnol...

damselfish

(Encyclopedia)damselfish, common name for members of the large family Pomacentridae, marine fishes of tropical waters. Common in the West Indies and along the Florida coasts are the sergeant-major, named for its ve...

tumbleweed

(Encyclopedia)tumbleweed, any of several plants, particularly abundant in prairie and steppe regions, that commonly break from their roots at maturity and, drying into a rounded tangle of light, stiff branches, rol...

prickly ash

(Encyclopedia)prickly ash, name for two deciduous shrubs or small trees (Zanthoxylum americanum and Z. clava-herculis) of the family Rutaceae (rue family). They are native to E North America and have prickly twigs ...

hellebore

(Encyclopedia)hellebore hĕlˈəbôr [key], name usually for plants of the genus Helleborus of the family Ranunculaceae (buttercup family), Eurasian perennials with attractive palmately divided leaves and flowers o...

harvestfish

(Encyclopedia)harvestfish, common name for a fish of the family Stromateidae (butterfish family), a family of fishes with almost circular bodies and small mouths. The butterfish, or dollarfish (genus Peprilus), is ...

goatsbeard

(Encyclopedia)goatsbeard, common name for plants of the genus Tragopogon (see salsify) of the family Asteraceae (aster family) and of the genus Aruncus of the family Rosaceae (rose family), related to the spiraeas....

pigweed

(Encyclopedia)pigweed, name for several weedy plants, particularly the common pigweed or lamb's-quarters of the family Chenopodiaceae (goosefoot family), the rough pigweed, or green amaranth, of the related family ...