Xyridaceae


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Noun1.Xyridaceae - plants of tropical to temperate regions; usually in wet places
liliopsid family, monocot family - family of flowering plants having a single cotyledon (embryonic leaf) in the seed
Commelinales, order Commelinales, order Xyridales, Xyridales - an order of monocotyledonous herbs
genus Xyris, Xyris - chiefly American marsh plants, having usually yellow flowers
References in periodicals archive ?
Greene, 1899 N Verbena brasiliensis Vellozo, 1829 Verbena officinalis halei Barber, 1982 N Verbena scabra Vahl, 1798 N Xyridaceae Xyris ambigua Beyrich ex Kunth, 1843 N The species authorities and the native classification (N = native to Florida) are cited in Wunderlin & Hansen (2008).
Batis maritima and Portulaca oleracea) and Cyperaceae and Xyridaceae species, and, in some areas, remnant mangrove species can be also found (Vieillefon 1969; Nascimento 1993; LABOMAR/SEMACE 2005; Meireles 2005).
In Xyridaceae the calyx is monosymmetric in Abolboda and Xyris, the corolla is bilabiate in Orectanthe, and the ovary is dorsiventrally compressed in Aratitiyopea (Kral, 1998).
Familia Generos Especies Especies Categorias endemicas infraespecificas Alismataceae 2 18 3 2 Amaryllidaceae 2 5 1 Araceae 2 2 - Bromeliaceae 1 1 - Cannaceae 1 1 - Commelinaceae 5 7 2 Cymodoceaceae 2 3 - Cyperaceae 18 125 21 5 Eriocaulaceae 4 16 6 Hydrocharitaceae 6 7 - 1 Iridaceae 3 15 6 Juncaceae 1 18 1 1 Juncaginaceae 2 2 - Lemnaceae 4 15 - Limnocharitaceae 2 9 - Marantaceae 1 1 - Mayacaceae 1 1 - Najadaceae 1 3 - 1 Orchidaceae 9 15 3 Poaceae 26 75 10 Pontederiaceae 3 15 - Potamogetonaceae 2 10 - Ruppiaceae 1 2 - Sparganiaceae 1 2 - Typhaceae 1 2 - Xyridaceae 1 7 - 1 Zannichelliaceae 1 1 - Zosteraceae 1 3 - Total 104 381 53 11 Cuadro 2.
No obstante, la disyuncion de las especies no solo de gramineas sino la de aquellas plantas principalmente guayanesas (pertenecientes a las familias Apocynaceae, Asteraceae, Bromeliaceae, Clusiaceae, Cyperaceae, Eriocaulaceae, Fabaceae, Gentianaceae, Malpighiaceae, Melastomataceae, Rapateaceae, Rubiaceae, Rutaceae, Theaceae, Velloziaceae, Xyridaceae, entre otras), se debe tomar con cautela, pues es evidente la escasez de colecciones de esta region biogeografica (veanse Giraldo-Canas, 2001, 2004, 2008a, 2008b), ya que de muchos cerros, tepuyes y lajas colombianos no se tienen inventarios consolidados.
Eriocaulaceae, Velloziaceae, and Xyridaceae are exceptionally species-rich in the CRs (Harley, 1995; Giulietti and Pirani, 1988).