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Mimosa Aculeaticarpa
''Mimosa aculeaticarpa'' is a species of woody shrub in the family Fabaceae. It is commonly known as the catclaw mimosa or the wait-a-minute bush, and is endemic to upland regions of Mexico and the Southwestern United States, particularly Arizona, New Mexico and Texas. Description The catclaw mimosa is a straggling thicket forming shrub, usually growing to about one metre tall but occasionally double that height. The twigs are hairy and armed with backward pointing spines that easily catch in clothing. The alternate leaves are bi-pinnate with a varying number of small oblong leaflets. The flowers are white or pale pink, bunched together in globular heads. The fruits are flat pods up to four centimetres long, flattened between the seeds and splitting open when ripe. There are recurved prickles on the edges of the pods. Distribution This species grows in upland areas of central and southern Arizona, southern New Mexico, western and central Texas and northern Mexico. Ecology Thi ...
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Wait-a-minute Tree
Wait-a-minute tree, wait-a-bit tree, or wait-a-bit plant are common names for a variety of prickly plants that catch onto passers-by. These names come from the fact that the stems or other parts of the plant have numerous hooked thorns that tend to hook onto passers-by; the hooked person must stop ("wait a minute") to remove the thorns carefully to avoid injury or shredded clothing. These names can refer to: * '' Senegalia brevispica'' * '' Senegalia greggii'' * Some species of ''Asparagus'' * ''Caesalpinia decapetala'' * ''Mimosa aculeaticarpa ''Mimosa aculeaticarpa'' is a species of woody shrub in the family Fabaceae. It is commonly known as the catclaw mimosa or the wait-a-minute bush, and is endemic to upland regions of Mexico and the Southwestern United States, particularly Ariz ...'' See also * Bush lawyer (plant) *'' Smilax australis'', lawyer vine *'' Calamus australis'', lawyer cane * '' Clusia rosea'', Scotch attorney * '' Solanum atropurpureum'', five-minute pl ...
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Quercus
An oak is a hardwood tree or shrub in the genus ''Quercus'' of the beech family. They have spirally arranged leaves, often with lobed edges, and a nut called an acorn, borne within a cup. The genus is widely distributed in the Northern Hemisphere; it includes some 500 species, both deciduous and evergreen. Fossil oaks date back to the Middle Eocene. Molecular phylogeny shows that the genus is divided into Old World and New World clades, but many oak species hybridise freely, making the genus's history difficult to resolve. Ecologically, oaks are keystone species in habitats from Mediterranean semi-desert to subtropical rainforest. They live in association with many kinds of fungi including truffles. Oaks support more than 950 species of caterpillar, many kinds of gall wasp which form distinctive galls (roundish woody lumps such as the oak apple), and a large number of pests and diseases. Oak leaves and acorns contain enough tannin to be toxic to cattle, but pigs are ab ...
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Leaf Litter
Plant litter (also leaf litter, tree litter, soil litter, litterfall, or duff) is dead plant material (such as leaves, bark, needles, twigs, and cladodes) that has fallen to the ground. This detritus or dead organic material and its constituent nutrients are added to the top layer of soil, commonly known as the litter layer or O-horizon ("O" for "organic"). Litter is an important factor in ecosystem dynamics, as it is indicative of ecological productivity and may be useful in predicting regional nutrient cycling and soil fertility. Characteristics and variability Litterfall is characterized as fresh, undecomposed, and easily recognizable (by species and type) plant debris. This can be anything from leaves, cones, needles, twigs, bark, seeds/nuts, logs, or reproductive organs (e.g. the stamen of flowering plants). Items larger than 2 cm diameter are referred to as coarse litter, while anything smaller is referred to as fine litter or litter. The type of litterfall is m ...
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Juniperus Pinchotii
''Juniperus pinchotii'', commonly known as Pinchot juniper or redberry juniper, is a species of juniper native to south-western North America, in Mexico: Nuevo León and Coahuila, and in the United States: south-eastern New Mexico, central Texas, and western Oklahoma. It grows at altitudes between .Farjon, A. (2005). ''Monograph of Cupressaceae and Sciadopitys''. Royal Botanic Gardens, Kew. Adams, R. P. (2008). ''Junipers of the World'', 2nd ed. Trafford. Description ''Juniperus pinchotii'' is an evergreen coniferous shrub or small tree growing to tall, usually multistemmed, and with a dense, rounded crown. The bark is pale gray, exfoliating in thin longitudinal strips, exposing orange brown underneath. The ultimate shoots are 1.1–1.8 millimetres thick. The leaves are scale-like, 1–2 mm long and 0.5–1.5 mm broad on small shoots, up to 12 mm long on vigorous shoots; they are arranged in alternating whorls of three or opposite pairs. The juvenile leaves ...
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Chaparral
Chaparral ( ) is a shrubland plant plant community, community found primarily in California, southern Oregon, and northern Baja California. It is shaped by a Mediterranean climate (mild wet winters and hot dry summers) and infrequent, high-intensity crown fires. Many chaparral shrubs have hard sclerophyllous evergreen leaves, as contrasted with the associated soft-leaved, drought-deciduous, scrub community of coastal sage scrub, found often on drier, southern-facing slopes. Three other closely related chaparral shrubland systems occur in southern Arizona, western Texas, and along the eastern side of central Mexico's mountain chains, all having summer rains in contrast to the Mediterranean climate of other chaparral formations. Etymology The name comes from the Spanish language, Spanish word , which translates to "place of the scrub oak". ''Scrub oak'' in turn comes from the Basque language, Basque word , which has the same meaning. Overview In its natural state, chaparral is ...
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Mesa
A mesa is an isolated, flat-topped elevation, ridge, or hill, bounded from all sides by steep escarpments and standing distinctly above a surrounding plain. Mesas consist of flat-lying soft sedimentary rocks, such as shales, capped by a resistant layer of harder rock, like sandstone or limestone, forming a caprock that protects the flat summit. The caprock may also include dissected lava flows or eroded duricrust. Unlike a ''plateau'', which is a broader, elevated region that may not have horizontal bedrock (e.g., Tibetan Plateau), a mesa is defined by flat-lying strata and steep-sided isolation. Large, flat-topped plateaus with horizontal strata, less isolated and often part of extensive plateau systems, are called '' tablelands''. A ''butte'' is a smaller, eroded mesa with a limited summit, while a '' cuesta'' has a gentle dip slope and one steep escarpment due to tilted strata.Duszyński, F., Migoń, P. and Strzelecki, M.C., 2019. ''Escarpment retreat in sedim ...
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Evergreen
In botany, an evergreen is a plant which has Leaf, foliage that remains green and functional throughout the year. This contrasts with deciduous plants, which lose their foliage completely during the winter or dry season. Consisting of many different species, the unique feature of evergreen plants lends itself to various environments and purposes. Evergreen species There are many different kinds of evergreen plants, including trees, shrubs, and vines. Evergreens include: * Most species of conifers (e.g., pine, Tsuga, hemlock, spruce, and fir), but not all (e.g., larch). * Live oak, holly, and "ancient" gymnosperms such as cycads * Many woody plants from frost-free climates * Rainforest trees * All eucalypts * Lycopodiopsida, Clubmosses and relatives * Most bamboos The Latin binomial term , meaning "always green", refers to the evergreen nature of the plant, for instance: :''Cupressus sempervirens'' (a cypress) :''Lonicera sempervirens'' (a honeysuckle) :''Sequoia sempervirens'' ...
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Mexico
Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundary, maritime boundaries with the Pacific Ocean to the west, the Caribbean Sea to the southeast, and the Gulf of Mexico to the east. Mexico covers 1,972,550 km2 (761,610 sq mi), and is the List of countries by area, thirteenth-largest country in the world by land area. With a population exceeding 130 million, Mexico is the List of countries by population, tenth-most populous country in the world and is home to the Hispanophone#Countries, largest number of native Spanish speakers. Mexico City is the capital and List of cities in Mexico, largest city, which ranks among the List of cities by population, most populous metropolitan areas in the world. Human presence in Mexico dates back to at least 8,000 BC. Mesoamerica, considered a cradle ...
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Casimiro Gómez Ortega
Casimiro Gómez de Ortega (4 March 1741, in Añover de Tajo, Spain – 30 August 1818, in Madrid, Spain) was a Spanish physician, and botanist who was the First Professor of the Royal Botanical Garden of Madrid. Under Charles III of Spain Gómez de Ortega directed the formation of the Royal Botanical Garden as a place, in particular, to collect and study the new species of plants being identified by European explorers. Gómez de Ortega published extensively on plant species, and on the economic botany of plants collected during Spanish sponsored explorations of South America. He described the genera '' Echeandia'' ( Anthericaceae), '' Maurandya'' (Plantaginaceae), '' Pascalia'' (Asteraceae), and '' Sesamoides'' ( Resedaceae). The genus '' Gomortega'', a tree endemic to Chile, is named after him. He was elected Fellow of the Royal Society Fellowship of the Royal Society (FRS, ForMemRS and HonFRS) is an award granted by the Fellows of the Royal Society of London to individ ...
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Texas
Texas ( , ; or ) is the most populous U.S. state, state in the South Central United States, South Central region of the United States. It borders Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the west, and has Mexico-United States border, an international border with the Mexican states of Chihuahua (state), Chihuahua, Coahuila, Nuevo León, and Tamaulipas to the south and southwest. Texas has Texas Gulf Coast, a coastline on the Gulf of Mexico to the southeast. Covering and with over 31 million residents as of 2024, it is the second-largest state List of U.S. states and territories by area, by area and List of U.S. states and territories by population, population. Texas is nicknamed the ''Lone Star State'' for its former status as the independent Republic of Texas. Spain was the first European country to Spanish Texas, claim and control Texas. Following French colonization of Texas, a short-lived colony controlled by France, Mexico ...
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