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beggarweed

(Encyclopedia)beggarweed or tick trefoil, leguminous plant (Desmodium purpureum) native to the West Indies and sown in the S United States for green manure and for forage; it has high nutritive value and is palatab...

Solvay, Ernest

(Encyclopedia)Solvay, Ernest ĕrnĕstˈ sôlvāˈ [key], 1838–1922, Belgian industrial chemist and philanthropist. He originated the Solvay process and established (1863) near Charleroi, Belgium, the first plant ...

Schwabe, Samuel Heinrich

(Encyclopedia)Schwabe, Samuel Heinrich zäˈmo͞oĕl hīnˈrĭkh shväbˈə [key], 1789–1875, German apothecary and amateur astronomer. In the hope of discovering a new planet between Mercury and the sun, he made...

Caño Cristales

(Encyclopedia)Caño Cristales, river, c.62 mi (100 km) long, central Colombia, rising in Serranía de la Macarena National Park and flowing SE to the Guayabero River. Also known as the “River of Five Colors” or...

acquired characteristics

(Encyclopedia)acquired characteristics, modifications produced in an individual plant or animal as a result of mutilation, disease, use and disuse, or any distinctly environmental influence. Some examples are docki...

moss, in botany

(Encyclopedia)CE5 Life cycle of a moss: A germinating spore forms a transitory branching structure on the soil surface, which develops into the conspicuous gametophyte, the familiar moss plant. Eggs and sperm ar...

onion

(Encyclopedia)onion, plant of the family Liliaceae (lily family), of the same genus (Allium) as the chive (A. schoenoprasum), garlic (A. sativum), leek (A. porrum), and shallot (A. ascalonium). These plants are cha...

Dundalk, city, United States

(Encyclopedia)Dundalk dŭnˈdôlkˌ [key], city (2020 pop. 67,796), Baltimore co., NE Md., a suburb of Balt...

cosmos

(Encyclopedia)cosmos kŏzˈməs [key], any plant of the tropical American genus Cosmos of the family Asteraceae (aster family). C. bipinnatus, of Mexico, and others are cultivated in many varieties for their showy ...

Cunningham, Imogen

(Encyclopedia)Cunningham, Imogen, 1883–1976, American photographer, b. Portland, Oreg. Cunningham began taking pictures in 1901. After study abroad she opened a studio in Seattle in 1910 and for six decades produ...