Xyris
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Xyris
''Xyris'' is a genus of flowering plants, the yelloweyed grasses, in the yellow-eyed-grass family. The genus counts over 250 species, widespread over much of the world, with the center of distribution in the Guianas. The leaves are mostly distichous, linear, flat, and thin or round with a conspicuous sheath at the base. They are arranged in a basal aggregation. The small, yellow flowers are borne on a spherical or cylindrical spike or head (inflorescence). Each flower grows from the axil of a leathery bract. The fruit is a nonfleshy, dehiscent capsule. In ''Xyris complanata'', a single flower bud on the spike appears in the morning, and expands into a conspicuous flower during the afternoon. The APG IV system, of 2016, places the genus in family Xyridaceae, into the order Poales in the clade commelinids, in the monocots Monocotyledons (), commonly referred to as monocots, ( Lilianae '' sensu'' Chase & Reveal) are flowering plants whose seeds contain only one embryonic leaf, ...
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Xyris Arenicola
''Xyris jupicai'', common name Richard's yelloweyed grass, is a New World species of flowering plant in the yellow-eyed-grass family. It is widespread in North America, South America, Mesoamerica, and the West Indies. ''Xyris jupicai'' is a perennial herb up to 100 cm (40 inches) tall with grass-like leaves up to 60 cm (2 feet) long, and yellow flowers. References External linksPhoto of herbarium specimen at Missouri Botanical Garden, collected in 1982 in State of Paraná in Brazil jupicai Plants described in 1792 Flora of the Southeastern United States Flora of Southern America Flora of Central America Flora of the Caribbean Flora of Texas Flora of Oklahoma Flora of New Jersey {{Poales-stub ...
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Xyris Caroliniana
''Xyris caroliniana'', the Carolina yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is native to Cuba and to the coastal plain of the southern and eastern United States from eastern Texas to New Jersey New Jersey is a U.S. state, state located in both the Mid-Atlantic States, Mid-Atlantic and Northeastern United States, Northeastern regions of the United States. Located at the geographic hub of the urban area, heavily urbanized Northeas .... ''Xyris caroliniana'' is a perennial herb up to 100 cm (40 inches) tall with narrow leaves up to 50 cm (20 inches) long, and yellow flowers. References External linksPhoto of herbarium specimen at Missouri Botanical Garden, collected in Florida in 1981 caroliniana Plants described in 1788 Flora of the United States Flora of Cuba {{Poales-stub ...
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Xyris Bayardii
''Xyris difformis'', the bog yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is native to the eastern and southern United States, eastern and central Canada, and Central America. ''Xyris difformis'' is a perennial herb up to 90 cm (3 feet) tall with grass-like leaves up to 50 cm (20 inches) long, and yellow flowers. ;Varieties *''Xyris difformis'' var. ''curtissii'' (Malme) Kral - Belize, coastal states of USA from Texas to Virginia *''Xyris difformis'' var. ''difformis'' - Nova Scotia, Ontario, USA (coastal states from Maine to Texas plus areas as far inland as Michigan, Oklahoma, Indiana, and Arkansas) *''Xyris difformis'' var. ''floridana'' Kral - Belize, Honduras, Nicaragua, USA (coastal states from Louisiana to the Carolinas The Carolinas, also known simply as Carolina, are the U.S. states of North Carolina and South Carolina considered collectively. They are bordered by Virginia to the north, Tennessee to ...
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Xyris Bulbosa
''Xyris torta'', the slender yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is widespread in the central and eastern United States from New Hampshire to Georgia, west as far as Minnesota, Nebraska, and eastern Texas. ''Xyris torta'' is a perennial herb with a stem up to 100 cm (40 inches) tall with long, narrow twisted leaves up to 50 cm (20 inches) long but generally less than 5 mm (0.2 inches) wide. References External linksPhoto of herbarium specimen at Missouri Botanical Garden, collected in Missouri in 1993Go Botany, New England Wildflower SocietyDelaware Wildflowers
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Xyris Baldwiniana
''Xyris baldwiniana'', common name Baldwin's yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is native to southern Mexico (Chiapas), Central America (Belize, Honduras, Nicaragua), and the southeastern and south-central United States (from Texas to North Carolina North Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, South Carolina to the south, Georgia (U.S. stat ...). ''Xyris baldwiniana'' is a perennial herb up to 50 cm (20 inches) tall with grass-like leaves and yellow flowers. References External linksPhoto of herbarium specimen at Missouri Botanical Garden, collected in Nicaragua in 1982 baldwiniana Plants described in 1822 Flora of the Southern United States Flora of Chiapas Flora of Central America {{Poales-stub ...
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Xyris Complanata
''Xyris complanata'', known as the feathered yellow-eye is a tufted herb in the Xyridaceae family. It is native to southern China, India, Sri Lanka, Thailand, Cambodia, Laos, Vietnam, Malaysia, Indonesia (Java, Sulawesi, Kalimantan, Sumatra), the Philippines, New Guinea and Australia (New South Wales, Queensland, Northern Territory and Western Australia). It is also naturalized in Hawaii where it is known as Hawai'i yelloweyed grass. In New South Wales it grows in moist areas, often near swamps or in heathland A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and is characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a coole .... The specific epithet ''complanata'' refers to the flattened leaf stalk. This species first appeared in scientific literature in the year 1810. References complanata Flora of China Flora of tropical Asia Flora of ...
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Xyris Brevifolia
''Xyris brevifolia'', the shortleaf yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is native to Brazil, the West Indies, and the southeastern United States (Florida, Alabama, Georgia, and the Carolinas The Carolinas, also known simply as Carolina, are the U.S. states of North Carolina and South Carolina considered collectively. They are bordered by Virginia to the north, Tennessee to the west, and Georgia (U.S. state), Georgia to the southwes ...).Malme, G. O. K. 1925. Xyridaceen der Insel Cuba. Arkiv för Botanik utgivet av K. Svenska Vetenskapsakademien 19(19): 1-6. ''Xyris brevifolia '' is a perennial herb up to 60 cm (2 feet) tall with narrow leaves up to 15 cm (6 inches) long, and yellow flowers. References brevifolia Plants described in 1803 Flora of the Southeastern United States Flora of Brazil Flora of the Caribbean {{Poales-stub ...
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Xyris Ambigua
''Xyris ambigua'', the coastal plain yelloweyed grass, is a North American species of flowering plant in the yellow-eyed-grass family. It is native to southern and eastern Mexico (Tamaulipas, Veracruz, Tabasco, Chiapas, the Yucatán), Central America (Belize, Honduras, Nicaragua), Cuba, and the southeastern and south-central United States (from Texas to Virginia inland to Tennessee and Arkansas Arkansas ( ) is a landlocked state in the West South Central region of the Southern United States. It borders Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, Texas to the southwest, and Oklahoma ...). ''Xyris ambigua'' is a perennial herb up to 100 cm (40 inches) tall with grass-like leaves and yellow flowers. References External linksphoto of herbarium specimen at Missouri Botanical Garden, collected in British Honduras (Belize) in 1970 ambigua Plants described in 1843 Flora of the Southern United States Flora of Mexico ...
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Xyridaceae
The Xyridaceae are a family of flowering plants. This family has been recognized by many taxonomists and is known as the yellow-eyed grass family. The APG II system, of 2003 (unchanged from the APG system of 1998), also recognizes this family, and assigns it to the order Poales in the clade commelinids, in the monocots. This treatment in APG II represents a slight change from the APG system of 1998, which had recognized the family Abolbodaceae for some of the plants included here; that family was unplaced as to order, but was assigned to this same clade (although APG used the spelling "commelinoids"). The family contains almost 400 species in five genera, but most of the species are found in the genus '' Xyris'' (see also '' Abolboda''). The species are mostly tropical and subtropical. The Cronquist system of 1981 also recognized such a family and placed it in the order Commelinales in the subclass Commelinidae in class Liliopsida in division Magnoliophyta. The Wettstein ...
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Xyris Asperula
''Xyris asperula '' is an uncommon South American species of flowering plants in the yellow-eyed-grass family. It has been found in Bolivia and also in the States of Goiás and Minas Gerais in Brazil.Heimerl, Anton 1906. Annalen des Kaiserlich-Königlichen Naturhistorischen Hofmuseums 21: 69 References External linksPhoto of herbarium specimen at Missouri Botanical Garden, collected in Goiás in 1966 asperula ''Asperula'', commonly known as woodruff, is a genus of flowering plants in the family Rubiaceae. It contains 91 species and has a wide distribution area from Europe, northern Africa, temperate and subtropical Asia to Australasia Australasi ... Plants described in 1841 Flora of Bolivia Flora of Brazil {{Poales-stub ...
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Xyris Andina
''Xyris andina'' is a species of plant in the Xyridaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist montane forests, and much of its range now under threat of habitat destruction Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease .... References andina Flora of Ecuador Critically endangered plants Plants described in 1913 Taxonomy articles created by Polbot Taxa named by Gustaf Oskar Andersson Malme {{Poales-stub ...
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