| | - common garden verbena
- (from the article "Verbena") The best-known species is the common garden verbena (V. hortensis, or hybrida), which is derived from various South American species. This square-stemmed, creeping plant bears flat heads of phloxlike flowers ...
- common garter snake
- (from the article "garter snake") ...less than 100 cm (39 inches) long-and quite harmless. If handled they struggle and discharge a foul secretion from the anal gland; some will strike. Among the more defensive species ...
- common glory-bower
- (from the article "glory-bower") ...consisting of about 400 herbs, vines, shrubs, and trees of the tropics, many of which are grown as garden plants. It belongs to the verbena family (Verbenaceae), order Lamiales. Common ...
- common good
- (from the article "marketing") Concern also has been raised that some marketing practices may encourage excessive interest in material possessions, create "false wants," or promote the purchase of nonessential goods. For example, in the ...
- common grackle
- (from the article "grackle") The common grackle (Quiscalus quiscula) of North America is about 30 cm (12 inches) long. In the great-tailed and boat-tailed grackles (Cassidix mexicanus and C. major), the male has a ...
- common grass snake
- (from the article "water snake") Natrix, the genus of Eurasian water snakes, is made up of four species. The common grass snake (N. natrix), which is the most terrestrial ...
- common griffon
- (from the article "vulture") The common griffon (Gyps fulvus), or Eurasian griffon, is an Old World vulture of northwestern Africa, the Spanish highlands, southern Russia, and the Balkans. Gray above and reddish brown with ...
- common guava
- (from the article "guava") The two important species are the common guava (Psidium guajava) and the cattley, or strawberry, guava (P. littorale or P. cattleianum). The common guava has a fruit with a yellow ...
- common gundi
- (from the article "gundi") Common gundis (Ctenodactylus gundi and C. vali) are found in parts of Morocco, Algeria, Tunisia, and Libya, but the Mzab gundi (Massoutiera mzabi) has the largest range, extending from southeastern ...
- common hamster
- (from the article "hamster") ...a dark stripe down the middle of the back. Dwarf desert hamsters (genus Phodopus) are smallest, with bodies 5 to 10 cm (about 2 to 4 inches) ...
- common hawk cuckoo
- (from the article "barbet") ...(Megalaima haemacephala) of Asia and the African tinkerbirds of the genus Pogoniulus, are noted for their ringing calls. Maddeningly vocal or repetitious species are sometimes called brain-fever birds.
- common heritage of mankind
- (from the article "international law") ...seabed (i.e., the seabed beyond the limits of national jurisdiction), parts of which are believed to be rich in minerals, is not subject to national appropriation and has been designated ...
- common hop
- (from the article "beer") Several varieties of the hop (Humulus lupulus) are selected and bred for the bitter and aromatic qualities that they lend to brewing. The female flowers, or cones, produce tiny glands ...
- common horse chestnut
- (from the article "horse chestnut") ...palmately compound leaves and erect flower clusters, often in the shape of an inverted cone. Prickly green husks ripen and split in fall to release one or two shiny mahogany-brown ...
- common horsetail
- (from the article "horsetail") A widespread species along stream banks and in meadows in North America and Eurasia is the common horsetail (E. arvense), about 30 centimetres (one foot) tall. The central cavity of ...
- common houseleek
- (from the article "Echeveria") genus of about 100 species of succulent plants, in the stonecrop family (Crassulaceae), native from Texas to Argentina. Many are popularly called hen-and-chickens because of the way new plantlets, or ...
- common huckleberry
- (from the article "huckleberry") ...to which it is closely allied. The huckleberry bears fleshy fruit with 10 small stones, differing in this respect from the blueberry, so that the fruits, although tasty, are rather ...
- common iguana
- (from the article "reptile") ...snakes also depart after the eggs are lain; the egg chamber can be little more than a hollow as the lizard or snake crawls through leaf litter or soil, or ...
- common jasmine
- (from the article "jasmine") Common jasmine, or poet's jasmine (J. officinale), native to Iran, produces fragrant white flowers that are the source of attar of jasmine used in perfumery. It is widely cultivated for ...
- common jujube
- (from the article "jujube") either of two species of small, spiny trees of the genus Ziziphus (family Rhamnaceae) and their fruit. Most are varieties of the common jujube (Z. jujuba), native to China, where ...
- common juniper
- (from the article "Maximum ages for some seed plants") Common juniper (J. communis), a sprawling shrub, is widely distributed on rocky soils throughout the Northern Hemisphere. Many ornamental cultivars have been developed. The berrylike megastrobilus of this species is ...
- common kestrel
- (from the article "kestrel") The common kestrel (F. tinnunculus; see photograph), ranging over most of the Old World and sometimes called the Old World, Eurasian, or European kestrel, is slightly larger than the American ...
- common king snake
- (from the article "king snake") The common king snake (Lampropeltis getula, with seven subspecies) is found throughout the United States and northern Mexico. It is variable in pattern and may be black ...
- common knot
- (from the article "knot") in zoology, any of several large, plump sandpiper birds in the genus Calidris of the subfamily Calidritinae (family Scolopacidae). The common knot (C. canutus), about 25 cm (10 inches) long ...
- common lantana
- (from the article "conservation") ...to shoot, fishermen have wanted challenging fish, and gardeners have wanted beautiful flowers. Nonetheless, the consequences in some cases have been devastating. Cacti and the shrub Lantana ...
- common law
- the body of customary law, based upon judicial decisions and embodied in reports of decided cases, which has been administered by the common-law courts of England since the Middle Ages. ... [51 Related Articles]
- common lead
- (from the article "uranium-thorium-lead dating") method of establishing the time of origin of a rock by means of the amount of common lead it contains; common lead is any lead from a rock or mineral ...
- common lespedeza
- (from the article "lespedeza") Lespedezas are among the principal hay and pasture crops in the southeastern and south-central United States (along with alfalfa). Two of the most widely used annual species are the common ...
- Common Life, Brethren of the
- religious community established in the late 14th century by Geert Groote (q.v.) at Deventer, in the Netherlands. Groote formed the brethren from among his friends and disciples, including Florentius Radewyns ... [8 Related Articles]
- Common Life, Sisters of the
- (from the article "Common Life, Brethren of the") Groote also founded at Deventer the first house of Sisters of the Common Life. They were devoted to education, the copying of books, and weaving.history of Low Countries
- common lilac
- (from the article "lilac") The common lilac (S. vulgaris), from southeastern Europe, is widely grown in temperate areas of the world. There are several hundred named varieties with single or double flowers in deep ...
- common logarithm
- (from the article "logarithm") ...In the same fashion, since 102 = 100, then 2 = log10 100. Logarithms of the latter sort (that is, logarithms with base 10) are called common, or Briggsian, logarithms and are written simply log n.
work ...
- common loon
- (from the article "loon") The common loon, or great northern diver (G. immer), is the most abundant loon in North America, and its haunting voice, heard in summer on northern wooded lakes, is considered ...
- common mackerel
- (from the article "mackerel") The common mackerel (Scomber scombrus) of the Atlantic Ocean is an abundant and economically important species that is sometimes found in huge schools. It averages about 30 cm (12 inches) ...
- common madder
- (from the article "madder") any of several species of plants belonging to the genus Rubia of the madder family, Rubiaceae. Rubia tinctorum and R. peregrina are native European plants, and R. cordifolia is native ...
- common maidenhair fern
- (from the article "fern") ...multilayered (so-called fertile veins). In many ferns all or nearly all of the photosynthesis is accomplished by the epidermis, the mesophyll having been eliminated in evolution. An example is the ...
- common mallard
- (from the article "mallard") ...races or subspecies, only one, the Greenland mallard (A. platyrhynchos conboschas), shows the strong sexual difference in plumage; all others (both sexes) resemble the hen of A. platyrhynchos platyrhynchos.
- common mangrove
- (from the article "mangrove") Mangrove flora along the Atlantic coast of tropical America and along the coast of the Gulf of Mexico to Florida consists chiefly of the common, or red, mangrove (Rhizophora mangle) ...
- common manzanita
- (from the article "manzanita") ...the bearberry (A. uva-ursi), which is found in Europe, Asia, and North America, species of manzanita are native to western North America. Some species-e.g., A. manzanita, the common manzanita, and ...
- common market
- (from the article "customs union") ...trade among themselves. It is a partial form of economic integration that offers an intermediate step between free-trade zones (which allow mutual free trade but lack a common tariff system) ...
- Common Market for Trade in Nuclear Material
- (from the article "European Atomic Energy Community") The treaty establishing the community developed out of the Messina Conference of 1955 and became effective Jan. 1, 1958. The Common Market for Trade in Nuclear Material, which eliminated import ...
- common matter
- (from the article "epistemology") ...not only the form but also the "species" of an object is in the intellect. A species is a combination of form and something like a general idea of matter, ...
- common merganser
- (from the article "merganser") The common merganser, or goosander (M. merganser), is of mallard size; the male lacks a noticeable crest. It usually nests in hollow trees in north temperate to subarctic regions and ...
- common metre
- a metre used in English ballads that is equivalent to ballad metre, though ballad metre is often less regular and more conversational than common metre. Whereas ballad metre usually has ...
- common milk snake
- (from the article "king snake") The other six king snake species have a tricoloured pattern of red, black, and yellow rings. The common milk snake (Lampropeltis triangulatum, with 25 mostly tricoloured subspecies) ...
- common milkweed
- (from the article "Asclepiadaceae") Common milkweed (Asclepias syriaca) and bloodflower (A. curassavica) often are cultivated as ornamentals. The butterfly-weed (A. tuberosa) of North America has bright orange flowers. Hoya carnosa, which is commonly called ...
- common mockingbird
- (from the article "mockingbird") any of several versatile songbirds of the New World family Mimidae (order Passeriformes). The common, or northern, mockingbird (Mimus polyglottos) is well known as a mimic; it has been known ...
- common monkshood
- (from the article "monkshood") A few species are cultivated in gardens, including A. henryi, A. carmichaelii, and A. uncinatum. All species contain the powerful poison aconitine. The common monkshood, or friar's cap (A. napellus), ...
- common morning glory
- (from the article "Ipomoea") ...containing the alkaloids d-lysergic and d-isolysergic acids (similar to LSD), and the seeds are used traditionally among Mexico's Zapotec Indians for ceremonial and curative purposes. Common morning glory (I. purpurea), ...
- common mud turtle
- (from the article "turtle") ...and are equally terrestrial, but they are not usually found together, as the box turtle prefers moist forest and the gopher tortoise open woodlands on sand ridges. The eastern mud ...
- common mullein
- (from the article "mullein") any of the 360 species of the genus Verbascum (family Scrophulariaceae), large biennial or perennial herbs native to northern temperate regions, especially eastern Eurasia. The common mullein (V. thapsus) grows ...
- common murre
- (from the article "murre") The common murre (U. aalge) breeds from the Arctic Circle south to Nova Scotia, California, Portugal, and Korea. Atlantic populations include the so-called bridled, or ringed, murre, a mutation that ...
- common mynah
- (from the article "mynah") ...orangish bill and legs. In the wild it chuckles and shrieks; caged, it learns to imitate human speech far better than its chief rival in mimicry, the gray parrot. The ...
- common myrtle
- (from the article "myrtle") The aromatic common myrtle (M. communis) is native to the Mediterranean region and the Middle East and is cultivated in southern England and the warmer regions of North America. In ...
- common nail
- (from the article "nail") There are many different types of nails, the types depending on the material that they are driven into and the degree of holding power that they must have. Two basic ...
- common name
- (from the article "chemical compound") ...milk of magnesia, Epsom salts (see magnesium), and laughing gas to describe familiar compounds. Such names are called common or trivial names. As chemistry advanced, it became evident that, if ...
- common nasturtium
- (from the article "nasturtium") Tropaeolum majus, the common nasturtium, is also known as Indian cress. The young flower buds and fruit are sometimes used as seasoning. The plant grows 2.4-3.6 m (8-12 feet) tall, ...
- common nightjar
- (from the article "nightjar") The common nightjar (Caprimulgus europaeus; see photograph) is representative of some 35 similar species making up the largest genus in the order Caprimulgiformes. It is characterized by its flat head, ...
- common notion
- (from the article "axiom") In Euclid's Elements the first principles were listed in two categories, as postulates and as common notions. The former are principles of geometry and seem to have been thought of ...
- common noun
- (from the article "name") A general appellative (i.e., a common noun) capable of being used in reference to a whole class of entities can also be used with an individual reference. For instance, if ...
- common octopus
- (from the article "octopus") The best-known octopus is the common octopus, O. vulgaris, a medium-sized animal that is widely distributed in tropical and temperate seas throughout the world. It lives in holes or crevices ...
- common oleander
- (from the article "oleander") The best known is the common oleander (N. oleander), often called rosebay. A native of the Mediterranean region, this plant is characterized by its tall shrubby habit and its thick ...
- common opossum
- (from the article "opossum") The only species occurring north of Mexico is the common, or Virginia, opossum (Didelphis marsupialis; see photograph). It ranges from lower eastern Canada and Puget Sound southward to Argentina; the ...
- common osier
- (from the article "willow") Widespread from Mexico to Chile, the Chilean willow (S. chilensis) reaches 18 m; the columnar Xochimilco willow (S. chilensis fastigiata) is a variety especially common at Xochimilco near Mexico City.
- common particular metre
- a variation of ballad metre in which the four-stress lines are doubled to produce a stanza of six lines in tail-rhyme arrangement (i.e., with short lines rhyming). The number of ...
- Common Penny
- (from the article "Germany") ...Hence the yearly campaigns against the Hussites were waged largely by mercenary armies. To meet the rising costs, the Diet of Frankfurt was persuaded in 1427 to vote a general ...
- common pennycress
- (from the article "pennycress") ...the mustard family (Brassicaceae), named and sometimes grown for its round seedpods. Most of the 60 species are Eurasian, but a few are native to North and South America, mostly ...
- common periwinkle
- (from the article "periwinkle") ...marks; a few are found on mud flats, and some tropical forms are found on the prop roots or mangrove trees. Of the approximately 80 species in the world, 10 ...
- common peroneal nerve
- (from the article "sciatic nerve") ...plexus. It emerges from the spinal cord in the lumbar portion of the spine and runs down through the buttocks and the back of the thigh; above the back of ...
- common pheasant
- (from the article "Intrinsic rate of increase (r) calculated for populations of species that differ greatly in their potential for the rate of population growth") The common pheasant (Phasianus colchicus; see photograph) has 20-30 races ranging across Asia. Birds naturalized elsewhere are mixtures of races, with the gray-rumped ringneck (or Chinese) strain usually dominating.conservation and ...
- common pill bug
- (from the article "pill bug") The common pill bug Armadillidium vulgare (family Armadillididae) is about 17 millimetres (0.7 inch) long. The gray body, with its platelike segments, somewhat resembles a miniature armadillo, an armoured mammal ...
- common pintail
- (from the article "pintail") any of four species of sleek, long-tailed, long-necked dabbling ducks of the genus Anas (family Anatidae); they are swift fliers and popular game birds. The common, or northern, pintail (A. ...
- common pipistrelle
- (from the article "migration") A few bats native to Europe and Asia make short flights to winter quarters. Others, such as the common pipistrelle (Pipistrellus pipistrellus) and the particoloured bat (Vespertilio murinus), withdraw to ...
- Common Pleas, Court of
- English court of law that originated from Henry II's assignment in 1178 of five members of his council to hear pleas (civil disputes between individuals), as distinguished from litigation to ... [1 Related Articles]
- common pochard
- (from the article "pochard") The common, or European, pochard (Aythya ferina) breeds along northern reedy lakes; some winter in Egypt, India, and southern China. The drake of the red-crested pochard (Netta rufina) has a ...
- common pompano
- (from the article "pompano") ...are deep-bodied, toothless fishes with small scales, a narrow tail base, and a forked tail. They are usually silvery and are found along shores in warm waters throughout the world. ...
- common porpoise
- (from the article "porpoise") ...species are primarily fish eaters that usually swim in pairs or small groups along coastlines and occasionally in rivers. They are gray or black above and white below. Best known ...
- common potoo
- (from the article "potoo") Little is known about the natural history of most species because they are so difficult to observe. One researcher noted a young common potoo (N. griseus, sometimes N. jamaicensis) wandering ...
- common practice period
- (from the article "harmony") The approach to harmony according to which chords are purposely built up from their bass note marked the beginning of the common practice period of Western harmony. The transition began ...
- common pratincole
- (from the article "pratincole") The common pratincole (Glareola pratincola) has reddish brown underwings and a yellowish throat outlined in black. The black-winged pratincole (G. nordmanni) of the Middle East is called locust bird in ...
- common prickly ash
- (from the article "Zanthoxylum") Common prickly ash, or toothache tree (Z. americanum), is very hardy, appearing as far north as Quebec. Another well-known cultivated species is Z. clava-herculis, variously called the Hercules'-club, the sea ...
- common privet
- (from the article "privet") The hardy common privet (L. vulgare), native to northeastern Europe and Great Britain and naturalized in northeastern North America, is widely used as a hedge plant. It reaches about 4.5 ...
- Common Program
- (from the article "France") ...minor factions with the almost moribund Socialist Party and won election as leader of the reinvigorated party. He then persuaded the Communists to join the Socialists in drafting what was ...
- common ptarmigan
- (from the article "ptarmigan") The common ptarmigan (L. mutus) ranges in the British Isles, Europe, and North America, where it is called rock ptarmigan. Also distributed circumpolarly is the willow ptarmigan, or willow grouse ...
- common puffin
- (from the article "puffin") The common, or Atlantic, puffin (Fratercula arctica) occurs on Atlantic coasts from the Arctic south to Brittany and Maine. It is about 30 centimetres (12 inches) long, black above, white ...
- common purslane
- (from the article "purslane") ...of the genus Portulaca (40-100 species), of the family Portulacaceae. The plants have prostrate, often reddish stems, with spoon-shaped leaves and flowers that open in the sunlight. The common purslane ...
- common quail
- (from the article "galliform") Most gallinaceous birds reach sexual maturity at the age of at least one year. Some species, however, may be physiologically capable of reproduction at a much earlier age. The common ...
- common ragweed
- (from the article "ragweed") ...rough hairy stems, mostly lobed or divided leaves, and inconspicuous greenish flowers that are borne in small heads, the male in terminal spikes and the female in the upper axils ...
- common raven
- (from the article "raven") The common raven (C. corax) is the largest of the perching birds (see passeriform): it reaches a length of up to 66 cm (26 inches) and has a wingspan of ...
- common redshank
- (from the article "redshank") either of two species of Old World shorebirds of the family Scolopacidae (order Charadriiformes), characterized by its long, reddish legs. In the common redshank (Tringa totanus), about 30 centimetres (12 ...
- common reed
- (from the article "reed") in botany, any of several species of large aquatic grasses, especially the four species constituting the genus Phragmites of the grass family (Poaceae). The common, or water, reed (Phragmites australis) ...
- common reedbuck
- (from the article "reedbuck") ...found in open and lightly wooded areas over much of sub-Saharan Africa. Reedbucks live alone or in small groups. When running, they raise their tails to expose the bushy white ...
- common rhea
- (from the article "rhea") either of two species of large, flightless birds in the family Rheidae, order Rheiformes. They are native to South America and are related to the ostrich and emu. The common ...
- common ringtail
- (from the article "temperate forest") ...are found in the New Zealand forests. In Australia the arboreal mammals are all marsupials or bats, including gliders such as the greater glider (Petaurus volans) and opossums such as ...
- common roller
- (from the article "roller") The 30-centimetre- (12-inch-) long common roller (Coracias garrulus), found from southern Europe to western Asia, has vivid blue wings with black borders. See also cuckoo roller; ground roller.
- common rue
- (from the article "rue") any plant of the genus Ruta, of the family Rutaceae, comprising 40 species of perennial shrubs and herbs native to Eurasia and the Canary Islands. Common rue (R. graveolens) is ...
- common sagebrush
- (from the article "sagebrush") ...of the genus Seriphidium (formerly in Artemisia) of the composite family (Asteraceae). They are native to semiarid plains and mountain slopes of western North America. The common ...
- common sand flea
- (from the article "sand flea") The common sand flea (Orchestia agilis or O. platensis), which is found on the coast of Europe and on the eastern Atlantic coasts of the Americas from Greenland to Argentina, ...
- common sand viper
- (from the article "Cerastes") genus of venomous, desert-dwelling snakes of the viper family, Viperidae. There are two species, the horned viper (C. cerastes), which usually has a spinelike scale above each eye, and the ...
- common sandpiper
- (from the article "sandpiper") The common sandpiper (Actitis, or sometimes Tringa, hypoleucos) is an abundant breeder on grassy shores of lakes and rivers throughout Eurasia, and it winters from Africa to Australia and Polynesia. ...
- common school
- (from the article "coeducation") ...pioneers in coeducation as they were in universal education, and, in Quaker settlements in the British colonies, boys and girls generally attended school together. The new free public elementary, or ...
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